./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/scull.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_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/scull.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/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 46003e1c829a0486733130edc7b5d73338ad4392 ................................................................................................................................................................................................................ 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_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/scull.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/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 46003e1c829a0486733130edc7b5d73338ad4392 ................................................................................................................................................................................................................... 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 10:18:40,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:40,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:40,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:40,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:40,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:40,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:40,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:40,071 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:40,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:40,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:40,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:40,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:40,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:40,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:40,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:40,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:40,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:40,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:40,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:40,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:40,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:40,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:40,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:40,091 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:40,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:40,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:40,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:40,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:40,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:40,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:40,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:40,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:40,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:40,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:40,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:40,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:40,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:40,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:40,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:40,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:40,103 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:18:40,117 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:40,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:40,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:18:40,120 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:18:40,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:40,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:40,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:40,121 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:18:40,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:18:40,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:18:40,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:40,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:18:40,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:40,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:18:40,122 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:18:40,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:18:40,122 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:40,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:18:40,123 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:40,123 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:40,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:40,123 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:40,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:40,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:40,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:40,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:18:40,124 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:18:40,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:18:40,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:18:40,125 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_7aab5ba8-7729-450d-a642-632fb4635c6c/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 -> 46003e1c829a0486733130edc7b5d73338ad4392 [2019-10-22 10:18:40,160 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:40,172 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:40,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:40,176 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:40,176 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:40,177 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/scull.i [2019-10-22 10:18:40,222 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/data/e09e39487/ba199ef7a0ad46d6b3619f6215da306c/FLAGb185d80e8 [2019-10-22 10:18:40,702 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:40,703 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/sv-benchmarks/c/pthread-atomic/scull.i [2019-10-22 10:18:40,718 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/data/e09e39487/ba199ef7a0ad46d6b3619f6215da306c/FLAGb185d80e8 [2019-10-22 10:18:41,198 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/data/e09e39487/ba199ef7a0ad46d6b3619f6215da306c [2019-10-22 10:18:41,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:41,203 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:41,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:41,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:41,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:41,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:41" (1/1) ... [2019-10-22 10:18:41,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c9bcdd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:41, skipping insertion in model container [2019-10-22 10:18:41,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:41" (1/1) ... [2019-10-22 10:18:41,224 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:41,280 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:41,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:41,710 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:18:41,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:41,859 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:18:41,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:41 WrapperNode [2019-10-22 10:18:41,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:41,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:41,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:18:41,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:18:41,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:41" (1/1) ... [2019-10-22 10:18:41,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:41" (1/1) ... [2019-10-22 10:18:41,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:41,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:18:41,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:18:41,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:18:41,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:41" (1/1) ... [2019-10-22 10:18:41,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:41" (1/1) ... [2019-10-22 10:18:41,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:41" (1/1) ... [2019-10-22 10:18:41,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:41" (1/1) ... [2019-10-22 10:18:41,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:41" (1/1) ... [2019-10-22 10:18:41,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:41" (1/1) ... [2019-10-22 10:18:41,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:41" (1/1) ... [2019-10-22 10:18:41,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:18:41,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:18:41,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:18:41,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:18:41,965 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/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 10:18:42,018 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2019-10-22 10:18:42,018 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2019-10-22 10:18:42,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 10:18:42,018 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2019-10-22 10:18:42,018 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2019-10-22 10:18:42,018 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2019-10-22 10:18:42,019 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2019-10-22 10:18:42,019 INFO L130 BoogieDeclarations]: Found specification of procedure scull_cleanup_module [2019-10-22 10:18:42,019 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_cleanup_module [2019-10-22 10:18:42,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 10:18:42,019 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-10-22 10:18:42,019 INFO L130 BoogieDeclarations]: Found specification of procedure loader [2019-10-22 10:18:42,019 INFO L138 BoogieDeclarations]: Found implementation of procedure loader [2019-10-22 10:18:42,020 INFO L130 BoogieDeclarations]: Found specification of procedure scull_trim [2019-10-22 10:18:42,020 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_trim [2019-10-22 10:18:42,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:18:42,020 INFO L130 BoogieDeclarations]: Found specification of procedure up [2019-10-22 10:18:42,020 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2019-10-22 10:18:42,021 INFO L130 BoogieDeclarations]: Found specification of procedure scull_follow [2019-10-22 10:18:42,021 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_follow [2019-10-22 10:18:42,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:18:42,021 INFO L130 BoogieDeclarations]: Found specification of procedure scull_open [2019-10-22 10:18:42,021 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_open [2019-10-22 10:18:42,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:18:42,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:18:42,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:18:42,023 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 10:18:42,613 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:18:42,613 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-10-22 10:18:42,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:42 BoogieIcfgContainer [2019-10-22 10:18:42,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:18:42,615 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:18:42,615 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:18:42,626 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:18:42,627 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:42" (1/1) ... [2019-10-22 10:18:42,628 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 10:18:42,632 INFO L168 Benchmark]: Toolchain (without parser) took 1428.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.4 MB). Free memory was 944.5 MB in the beginning and 988.3 MB in the end (delta: -43.8 MB). Peak memory consumption was 40.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:42,635 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:42,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.4 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -107.1 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:42,637 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:42,637 INFO L168 Benchmark]: Boogie Preprocessor took 42.27 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: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:42,638 INFO L168 Benchmark]: RCFGBuilder took 656.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 988.3 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:42,638 INFO L168 Benchmark]: CodeCheck took 15.57 ms. Allocated memory is still 1.1 GB. Free memory is still 988.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:42,642 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 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 655.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.4 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -107.1 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.27 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: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 656.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 988.3 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 11.5 GB. * CodeCheck took 15.57 ms. Allocated memory is still 1.1 GB. Free memory is still 988.3 MB. 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... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 10:18:44,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:44,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:44,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:44,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:44,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:44,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:44,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:44,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:44,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:44,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:44,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:44,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:44,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:44,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:44,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:44,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:44,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:44,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:44,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:44,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:44,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:44,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:44,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:44,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:44,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:44,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:44,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:44,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:44,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:44,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:44,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:44,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:44,611 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:44,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:44,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:44,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:44,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:44,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:44,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:44,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:44,615 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-10-22 10:18:44,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:44,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:44,645 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:18:44,645 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:18:44,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:44,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:44,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:44,646 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:18:44,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:18:44,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:44,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:18:44,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:44,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:18:44,647 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 10:18:44,647 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 10:18:44,647 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:18:44,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:18:44,648 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:44,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:18:44,648 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:44,648 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:44,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:44,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:44,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:44,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:44,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:44,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:18:44,651 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 10:18:44,651 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 10:18:44,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:18:44,651 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-10-22 10:18:44,651 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 10:18:44,651 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_7aab5ba8-7729-450d-a642-632fb4635c6c/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 -> 46003e1c829a0486733130edc7b5d73338ad4392 [2019-10-22 10:18:44,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:44,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:44,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:44,703 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:44,703 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:44,703 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/scull.i [2019-10-22 10:18:44,746 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/data/93850cfa9/1de103679ae14200a697339edc10c3ae/FLAG656d43b4b [2019-10-22 10:18:45,198 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:45,199 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/sv-benchmarks/c/pthread-atomic/scull.i [2019-10-22 10:18:45,212 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/data/93850cfa9/1de103679ae14200a697339edc10c3ae/FLAG656d43b4b [2019-10-22 10:18:45,724 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/bin/ukojak/data/93850cfa9/1de103679ae14200a697339edc10c3ae [2019-10-22 10:18:45,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:45,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:45,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:45,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:45,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:45,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:45" (1/1) ... [2019-10-22 10:18:45,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@139da6c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:45, skipping insertion in model container [2019-10-22 10:18:45,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:45" (1/1) ... [2019-10-22 10:18:45,743 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:45,783 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:46,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:46,264 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:18:46,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:46,397 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:18:46,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:46 WrapperNode [2019-10-22 10:18:46,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:46,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:46,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:18:46,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:18:46,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:46" (1/1) ... [2019-10-22 10:18:46,429 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:46" (1/1) ... [2019-10-22 10:18:46,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:46,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:18:46,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:18:46,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:18:46,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:46" (1/1) ... [2019-10-22 10:18:46,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:46" (1/1) ... [2019-10-22 10:18:46,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:46" (1/1) ... [2019-10-22 10:18:46,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:46" (1/1) ... [2019-10-22 10:18:46,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:46" (1/1) ... [2019-10-22 10:18:46,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:46" (1/1) ... [2019-10-22 10:18:46,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:46" (1/1) ... [2019-10-22 10:18:46,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:18:46,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:18:46,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:18:46,485 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:18:46,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7aab5ba8-7729-450d-a642-632fb4635c6c/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 10:18:46,546 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2019-10-22 10:18:46,546 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2019-10-22 10:18:46,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 10:18:46,546 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2019-10-22 10:18:46,546 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2019-10-22 10:18:46,546 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2019-10-22 10:18:46,546 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2019-10-22 10:18:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure scull_cleanup_module [2019-10-22 10:18:46,547 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_cleanup_module [2019-10-22 10:18:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-10-22 10:18:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure loader [2019-10-22 10:18:46,547 INFO L138 BoogieDeclarations]: Found implementation of procedure loader [2019-10-22 10:18:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure scull_trim [2019-10-22 10:18:46,547 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_trim [2019-10-22 10:18:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:18:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure up [2019-10-22 10:18:46,548 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2019-10-22 10:18:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure scull_follow [2019-10-22 10:18:46,548 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_follow [2019-10-22 10:18:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:18:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 10:18:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-10-22 10:18:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure scull_open [2019-10-22 10:18:46,548 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_open [2019-10-22 10:18:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:18:46,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:18:46,550 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 10:18:47,191 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:18:47,191 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-10-22 10:18:47,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:47 BoogieIcfgContainer [2019-10-22 10:18:47,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:18:47,196 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:18:47,196 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:18:47,206 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:18:47,206 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:47" (1/1) ... [2019-10-22 10:18:47,207 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 10:18:47,213 INFO L168 Benchmark]: Toolchain (without parser) took 1483.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -127.3 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:47,214 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:47,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 668.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -183.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:47,215 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:47,215 INFO L168 Benchmark]: Boogie Preprocessor took 32.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:47,216 INFO L168 Benchmark]: RCFGBuilder took 710.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 56.2 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:47,216 INFO L168 Benchmark]: CodeCheck took 14.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:47,219 INFO L335 ainManager$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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 668.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -183.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.51 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 32.34 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 710.88 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: 56.2 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. * CodeCheck took 14.88 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...