./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2b75cbff790060dd08cb20d1dd55c70c6b5fffe ..................................................................................................................................................................................................... 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/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2b75cbff790060dd08cb20d1dd55c70c6b5fffe .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:17:20,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:17:20,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:17:20,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:17:20,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:17:20,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:17:20,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:17:20,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:17:20,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:17:20,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:17:20,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:17:20,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:17:20,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:17:20,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:17:20,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:17:20,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:17:20,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:17:20,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:17:20,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:17:20,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:17:20,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:17:20,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:17:20,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:17:20,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:17:20,131 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:17:20,131 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:17:20,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:17:20,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:17:20,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:17:20,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:17:20,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:17:20,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:17:20,136 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:17:20,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:17:20,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:17:20,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:17:20,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:17:20,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:17:20,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:17:20,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:17:20,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:17:20,141 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:17:20,154 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:17:20,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:17:20,155 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:17:20,155 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:17:20,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:17:20,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:17:20,156 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:17:20,156 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:17:20,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:17:20,157 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:17:20,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:17:20,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:17:20,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:17:20,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:17:20,158 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:17:20,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:17:20,158 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:17:20,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:17:20,158 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:17:20,159 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:17:20,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:17:20,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:17:20,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:17:20,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:17:20,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:17:20,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:17:20,163 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:17:20,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:17:20,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:17:20,164 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak 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 -> Kojak 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 -> e2b75cbff790060dd08cb20d1dd55c70c6b5fffe [2019-10-22 10:17:20,189 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:17:20,200 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:17:20,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:17:20,208 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:17:20,209 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:17:20,210 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2019-10-22 10:17:20,278 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/data/e9589a4e2/aee7aac0b6464fbfba112099dfb19ce7/FLAGf09798615 [2019-10-22 10:17:20,761 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:17:20,762 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2019-10-22 10:17:20,778 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/data/e9589a4e2/aee7aac0b6464fbfba112099dfb19ce7/FLAGf09798615 [2019-10-22 10:17:21,030 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/data/e9589a4e2/aee7aac0b6464fbfba112099dfb19ce7 [2019-10-22 10:17:21,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:17:21,034 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:17:21,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:17:21,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:17:21,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:17:21,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:17:21" (1/1) ... [2019-10-22 10:17:21,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d935157 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:21, skipping insertion in model container [2019-10-22 10:17:21,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:17:21" (1/1) ... [2019-10-22 10:17:21,055 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:17:21,117 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:17:21,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:17:21,799 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:17:21,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:17:22,029 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:17:22,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:22 WrapperNode [2019-10-22 10:17:22,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:17:22,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:17:22,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:17:22,031 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:17:22,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:22" (1/1) ... [2019-10-22 10:17:22,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:22" (1/1) ... [2019-10-22 10:17:22,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:17:22,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:17:22,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:17:22,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:17:22,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:22" (1/1) ... [2019-10-22 10:17:22,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:22" (1/1) ... [2019-10-22 10:17:22,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:22" (1/1) ... [2019-10-22 10:17:22,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:22" (1/1) ... [2019-10-22 10:17:22,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:22" (1/1) ... [2019-10-22 10:17:22,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:22" (1/1) ... [2019-10-22 10:17:22,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:22" (1/1) ... [2019-10-22 10:17:22,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:17:22,127 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:17:22,127 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:17:22,127 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:17:22,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2019-10-22 10:17:22,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:17:22,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:17:22,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 10:17:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2019-10-22 10:17:22,200 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2019-10-22 10:17:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2019-10-22 10:17:22,200 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2019-10-22 10:17:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2019-10-22 10:17:22,200 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2019-10-22 10:17:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2019-10-22 10:17:22,201 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2019-10-22 10:17:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 10:17:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 10:17:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:17:22,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:17:22,203 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 10:17:22,643 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:17:22,643 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-10-22 10:17:22,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:17:22 BoogieIcfgContainer [2019-10-22 10:17:22,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:17:22,645 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:17:22,646 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:17:22,659 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:17:22,660 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:17:22" (1/1) ... [2019-10-22 10:17:22,661 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2019-10-22 10:17:22,670 INFO L168 Benchmark]: Toolchain (without parser) took 1635.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 943.3 MB in the beginning and 1.0 GB in the end (delta: -91.2 MB). Peak memory consumption was 53.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:22,671 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-10-22 10:17:22,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 995.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -129.8 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:22,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.39 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. [2019-10-22 10:17:22,672 INFO L168 Benchmark]: Boogie Preprocessor took 28.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:22,673 INFO L168 Benchmark]: RCFGBuilder took 518.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:22,674 INFO L168 Benchmark]: CodeCheck took 21.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:22,677 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 995.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -129.8 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.39 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 28.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 518.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * CodeCheck took 21.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 10:17:25,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:17:25,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:17:25,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:17:25,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:17:25,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:17:25,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:17:25,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:17:25,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:17:25,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:17:25,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:17:25,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:17:25,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:17:25,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:17:25,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:17:25,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:17:25,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:17:25,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:17:25,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:17:25,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:17:25,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:17:25,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:17:25,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:17:25,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:17:25,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:17:25,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:17:25,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:17:25,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:17:25,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:17:25,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:17:25,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:17:25,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:17:25,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:17:25,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:17:25,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:17:25,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:17:25,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:17:25,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:17:25,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:17:25,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:17:25,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:17:25,131 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-10-22 10:17:25,144 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:17:25,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:17:25,145 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:17:25,146 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:17:25,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:17:25,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:17:25,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:17:25,147 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:17:25,147 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:17:25,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:17:25,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:17:25,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:17:25,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:17:25,148 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 10:17:25,148 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 10:17:25,148 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:17:25,148 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:17:25,149 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:17:25,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:17:25,149 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:17:25,149 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:17:25,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:17:25,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:17:25,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:17:25,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:17:25,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:17:25,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:17:25,151 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 10:17:25,151 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 10:17:25,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:17:25,151 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-10-22 10:17:25,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 10:17:25,152 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/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak 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 -> Kojak 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 -> e2b75cbff790060dd08cb20d1dd55c70c6b5fffe [2019-10-22 10:17:25,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:17:25,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:17:25,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:17:25,217 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:17:25,217 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:17:25,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2019-10-22 10:17:25,278 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/data/2b53a5bc7/95bfebaa5770469f9d3b1a51b5ee38a9/FLAGc63d9bfdc [2019-10-22 10:17:25,782 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:17:25,783 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2019-10-22 10:17:25,806 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/data/2b53a5bc7/95bfebaa5770469f9d3b1a51b5ee38a9/FLAGc63d9bfdc [2019-10-22 10:17:26,039 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/data/2b53a5bc7/95bfebaa5770469f9d3b1a51b5ee38a9 [2019-10-22 10:17:26,042 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:17:26,044 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:17:26,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:17:26,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:17:26,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:17:26,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:17:26" (1/1) ... [2019-10-22 10:17:26,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf4f964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:26, skipping insertion in model container [2019-10-22 10:17:26,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:17:26" (1/1) ... [2019-10-22 10:17:26,059 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:17:26,121 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:17:26,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:17:26,807 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:17:26,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:17:27,027 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:17:27,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:27 WrapperNode [2019-10-22 10:17:27,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:17:27,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:17:27,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:17:27,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:17:27,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:27" (1/1) ... [2019-10-22 10:17:27,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:27" (1/1) ... [2019-10-22 10:17:27,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:17:27,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:17:27,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:17:27,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:17:27,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:27" (1/1) ... [2019-10-22 10:17:27,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:27" (1/1) ... [2019-10-22 10:17:27,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:27" (1/1) ... [2019-10-22 10:17:27,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:27" (1/1) ... [2019-10-22 10:17:27,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:27" (1/1) ... [2019-10-22 10:17:27,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:27" (1/1) ... [2019-10-22 10:17:27,129 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:27" (1/1) ... [2019-10-22 10:17:27,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:17:27,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:17:27,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:17:27,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:17:27,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c3a38342-6fea-4997-ac72-05cf8f3fb326/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2019-10-22 10:17:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-10-22 10:17:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 10:17:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:17:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2019-10-22 10:17:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:17:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 10:17:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2019-10-22 10:17:27,197 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2019-10-22 10:17:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2019-10-22 10:17:27,197 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2019-10-22 10:17:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2019-10-22 10:17:27,197 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2019-10-22 10:17:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2019-10-22 10:17:27,197 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2019-10-22 10:17:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 10:17:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:17:27,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:17:27,200 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 10:17:27,632 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:17:27,632 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-10-22 10:17:27,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:17:27 BoogieIcfgContainer [2019-10-22 10:17:27,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:17:27,635 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:17:27,635 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:17:27,646 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:17:27,646 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:17:27" (1/1) ... [2019-10-22 10:17:27,647 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2019-10-22 10:17:27,652 INFO L168 Benchmark]: Toolchain (without parser) took 1608.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 941.6 MB in the beginning and 1.0 GB in the end (delta: -84.3 MB). Peak memory consumption was 46.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:27,653 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:17:27,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 983.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -122.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:27,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.73 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:27,655 INFO L168 Benchmark]: Boogie Preprocessor took 36.77 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. [2019-10-22 10:17:27,656 INFO L168 Benchmark]: RCFGBuilder took 501.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:27,656 INFO L168 Benchmark]: CodeCheck took 15.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:17:27,659 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 983.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -122.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.73 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.77 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 501.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. * CodeCheck took 15.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...