./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/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 70a7f5d2678f2a87bedae4847a575cf1429cdbcf ......................................................................................................................................................................................................... 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_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/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 70a7f5d2678f2a87bedae4847a575cf1429cdbcf ..................................................................................................................................................................................................... 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 0.1.25-f470102 [2019-12-07 20:12:42,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:12:42,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:12:42,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:12:42,983 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:12:42,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:12:42,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:12:42,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:12:42,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:12:42,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:12:42,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:12:42,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:12:42,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:12:42,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:12:42,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:12:42,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:12:42,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:12:42,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:12:42,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:12:42,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:12:43,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:12:43,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:12:43,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:12:43,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:12:43,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:12:43,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:12:43,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:12:43,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:12:43,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:12:43,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:12:43,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:12:43,008 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:12:43,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:12:43,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:12:43,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:12:43,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:12:43,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:12:43,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:12:43,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:12:43,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:12:43,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:12:43,012 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 20:12:43,024 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:12:43,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:12:43,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:12:43,025 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:12:43,026 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:12:43,026 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:12:43,026 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:12:43,026 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:12:43,026 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:12:43,026 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:12:43,026 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:12:43,027 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:12:43,027 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:12:43,027 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:12:43,027 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:12:43,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:12:43,028 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:12:43,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:12:43,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:12:43,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:12:43,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:12:43,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:12:43,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:12:43,029 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:12:43,029 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:12:43,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:12:43,029 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:12:43,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:12:43,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:12:43,030 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:12:43,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:12:43,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:12:43,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:12:43,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:12:43,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:12:43,031 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:12:43,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:12:43,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:12:43,031 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:12:43,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:12:43,031 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_543391a6-0e40-4705-885b-836ee86780ae/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 -> 70a7f5d2678f2a87bedae4847a575cf1429cdbcf [2019-12-07 20:12:43,146 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:12:43,156 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:12:43,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:12:43,160 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:12:43,160 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:12:43,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2019-12-07 20:12:43,203 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/data/8f9b46bfa/3c9a2e71919c4bbfad936189fb5c7b7b/FLAGa4dc84b56 [2019-12-07 20:12:43,670 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:12:43,670 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2019-12-07 20:12:43,679 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/data/8f9b46bfa/3c9a2e71919c4bbfad936189fb5c7b7b/FLAGa4dc84b56 [2019-12-07 20:12:44,179 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/data/8f9b46bfa/3c9a2e71919c4bbfad936189fb5c7b7b [2019-12-07 20:12:44,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:12:44,182 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:12:44,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:12:44,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:12:44,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:12:44,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:12:44" (1/1) ... [2019-12-07 20:12:44,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c6ae60a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:44, skipping insertion in model container [2019-12-07 20:12:44,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:12:44" (1/1) ... [2019-12-07 20:12:44,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:12:44,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:12:44,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:12:44,483 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 20:12:44,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:12:44,558 INFO L208 MainTranslator]: Completed translation [2019-12-07 20:12:44,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:44 WrapperNode [2019-12-07 20:12:44,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:12:44,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 20:12:44,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 20:12:44,559 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 20:12:44,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:44" (1/1) ... [2019-12-07 20:12:44,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:44" (1/1) ... [2019-12-07 20:12:44,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 20:12:44,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 20:12:44,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 20:12:44,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 20:12:44,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:44" (1/1) ... [2019-12-07 20:12:44,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:44" (1/1) ... [2019-12-07 20:12:44,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:44" (1/1) ... [2019-12-07 20:12:44,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:44" (1/1) ... [2019-12-07 20:12:44,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:44" (1/1) ... [2019-12-07 20:12:44,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:44" (1/1) ... [2019-12-07 20:12:44,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:44" (1/1) ... [2019-12-07 20:12:44,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 20:12:44,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 20:12:44,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 20:12:44,614 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 20:12:44,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/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 [2019-12-07 20:12:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 20:12:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-07 20:12:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-07 20:12:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 20:12:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 20:12:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 20:12:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-07 20:12:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 20:12:44,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 20:12:44,655 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-07 20:12:44,739 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-12-07 20:12:44,741 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-12-07 20:12:44,742 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-12-07 20:12:44,742 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-12-07 20:12:44,743 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-12-07 20:12:44,744 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1520) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:804) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:621) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:570) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-12-07 20:12:44,747 INFO L168 Benchmark]: Toolchain (without parser) took 564.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.8 MB). Free memory was 939.4 MB in the beginning and 1.0 GB in the end (delta: -88.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:12:44,748 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 959.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:12:44,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.8 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -112.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-12-07 20:12:44,749 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-12-07 20:12:44,749 INFO L168 Benchmark]: Boogie Preprocessor took 21.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-12-07 20:12:44,750 INFO L168 Benchmark]: RCFGBuilder took 132.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-12-07 20:12:44,752 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 959.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 375.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.8 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -112.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 132.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1520) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 20:12:46,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:12:46,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:12:46,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:12:46,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:12:46,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:12:46,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:12:46,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:12:46,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:12:46,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:12:46,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:12:46,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:12:46,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:12:46,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:12:46,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:12:46,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:12:46,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:12:46,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:12:46,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:12:46,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:12:46,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:12:46,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:12:46,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:12:46,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:12:46,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:12:46,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:12:46,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:12:46,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:12:46,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:12:46,139 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:12:46,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:12:46,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:12:46,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:12:46,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:12:46,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:12:46,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:12:46,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:12:46,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:12:46,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:12:46,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:12:46,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:12:46,144 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 20:12:46,154 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:12:46,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:12:46,155 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:12:46,155 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:12:46,155 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:12:46,155 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:12:46,156 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:12:46,156 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:12:46,156 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:12:46,156 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:12:46,156 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:12:46,157 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:12:46,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:12:46,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:12:46,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:12:46,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:12:46,157 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:12:46,157 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 20:12:46,157 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 20:12:46,158 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:12:46,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:12:46,158 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:12:46,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:12:46,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:12:46,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 20:12:46,158 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:12:46,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:12:46,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:12:46,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:12:46,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:12:46,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:12:46,159 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 20:12:46,159 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 20:12:46,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:12:46,159 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:12:46,160 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:12:46,160 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_543391a6-0e40-4705-885b-836ee86780ae/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 -> 70a7f5d2678f2a87bedae4847a575cf1429cdbcf [2019-12-07 20:12:46,333 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:12:46,341 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:12:46,343 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:12:46,344 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:12:46,345 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:12:46,345 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2019-12-07 20:12:46,382 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/data/1f5f38f49/88fb14f18f76406ab69b35a7b68286fc/FLAG7cc46643b [2019-12-07 20:12:46,864 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:12:46,864 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2019-12-07 20:12:46,874 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/data/1f5f38f49/88fb14f18f76406ab69b35a7b68286fc/FLAG7cc46643b [2019-12-07 20:12:46,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/bin/utaipan/data/1f5f38f49/88fb14f18f76406ab69b35a7b68286fc [2019-12-07 20:12:46,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:12:46,885 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:12:46,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:12:46,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:12:46,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:12:46,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:12:46" (1/1) ... [2019-12-07 20:12:46,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ca4d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:46, skipping insertion in model container [2019-12-07 20:12:46,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:12:46" (1/1) ... [2019-12-07 20:12:46,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:12:46,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:12:47,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:12:47,154 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 20:12:47,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:12:47,236 INFO L208 MainTranslator]: Completed translation [2019-12-07 20:12:47,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:47 WrapperNode [2019-12-07 20:12:47,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:12:47,237 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 20:12:47,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 20:12:47,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 20:12:47,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:47" (1/1) ... [2019-12-07 20:12:47,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:47" (1/1) ... [2019-12-07 20:12:47,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 20:12:47,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 20:12:47,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 20:12:47,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 20:12:47,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:47" (1/1) ... [2019-12-07 20:12:47,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:47" (1/1) ... [2019-12-07 20:12:47,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:47" (1/1) ... [2019-12-07 20:12:47,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:47" (1/1) ... [2019-12-07 20:12:47,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:47" (1/1) ... [2019-12-07 20:12:47,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:47" (1/1) ... [2019-12-07 20:12:47,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:47" (1/1) ... [2019-12-07 20:12:47,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 20:12:47,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 20:12:47,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 20:12:47,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 20:12:47,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:12:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_543391a6-0e40-4705-885b-836ee86780ae/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 [2019-12-07 20:12:47,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 20:12:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-07 20:12:47,338 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-07 20:12:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 20:12:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 20:12:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 20:12:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-12-07 20:12:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 20:12:47,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 20:12:47,339 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-07 20:12:47,434 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-12-07 20:12:47,435 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-12-07 20:12:47,437 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-12-07 20:12:47,437 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-12-07 20:12:47,438 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-12-07 20:12:47,439 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1520) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:804) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:621) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:570) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-12-07 20:12:47,442 INFO L168 Benchmark]: Toolchain (without parser) took 556.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -122.4 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-07 20:12:47,442 INFO L168 Benchmark]: CDTParser took 0.13 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. [2019-12-07 20:12:47,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2019-12-07 20:12:47,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.29 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. [2019-12-07 20:12:47,444 INFO L168 Benchmark]: Boogie Preprocessor took 23.86 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 20:12:47,444 INFO L168 Benchmark]: RCFGBuilder took 142.55 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: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2019-12-07 20:12:47,446 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 351.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 142.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1520) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...