./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 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/scull.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0030a9e20b23aecdfc07c81f170454c66ffca85b ........................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/scull.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0030a9e20b23aecdfc07c81f170454c66ffca85b ............................................................................................................................................................................................................................. 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 0.2.0-69874e2 [2020-12-01 17:28:33,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:28:33,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:28:33,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:28:33,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:28:33,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:28:33,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:28:33,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:28:33,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:28:33,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:28:33,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:28:33,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:28:33,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:28:33,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:28:33,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:28:33,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:28:33,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:28:33,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:28:33,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:28:33,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:28:33,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:28:33,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:28:33,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:28:33,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:28:33,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:28:33,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:28:33,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:28:33,744 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:28:33,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:28:33,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:28:33,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:28:33,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:28:33,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:28:33,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:28:33,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:28:33,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:28:33,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:28:33,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:28:33,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:28:33,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:28:33,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:28:33,761 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:28:33,813 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:28:33,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:28:33,816 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:28:33,817 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:28:33,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:28:33,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:28:33,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:28:33,819 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:28:33,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:28:33,820 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:28:33,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:28:33,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:28:33,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:28:33,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:28:33,823 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:28:33,823 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:28:33,823 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:28:33,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:28:33,824 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:28:33,824 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:28:33,825 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:28:33,825 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:28:33,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:28:33,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:28:33,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:28:33,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:28:33,827 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:28:33,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:28:33,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:28:33,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0030a9e20b23aecdfc07c81f170454c66ffca85b [2020-12-01 17:28:34,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:28:34,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:28:34,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:28:34,208 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:28:34,209 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:28:34,210 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/scull.i [2020-12-01 17:28:34,326 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/data/4b826b83f/d88ade814e234f259d3e3d85c7a98d16/FLAGf6d354b25 [2020-12-01 17:28:35,021 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:28:35,022 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/sv-benchmarks/c/pthread-atomic/scull.i [2020-12-01 17:28:35,046 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/data/4b826b83f/d88ade814e234f259d3e3d85c7a98d16/FLAGf6d354b25 [2020-12-01 17:28:35,267 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/data/4b826b83f/d88ade814e234f259d3e3d85c7a98d16 [2020-12-01 17:28:35,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:28:35,275 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:28:35,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:28:35,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:28:35,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:28:35,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:28:35" (1/1) ... [2020-12-01 17:28:35,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@187b3f5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:35, skipping insertion in model container [2020-12-01 17:28:35,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:28:35" (1/1) ... [2020-12-01 17:28:35,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:28:35,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:28:35,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:28:35,944 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:28:36,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:28:36,124 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:28:36,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:36 WrapperNode [2020-12-01 17:28:36,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:28:36,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:28:36,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:28:36,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:28:36,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:36" (1/1) ... [2020-12-01 17:28:36,161 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:36" (1/1) ... [2020-12-01 17:28:36,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:28:36,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:28:36,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:28:36,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:28:36,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:36" (1/1) ... [2020-12-01 17:28:36,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:36" (1/1) ... [2020-12-01 17:28:36,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:36" (1/1) ... [2020-12-01 17:28:36,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:36" (1/1) ... [2020-12-01 17:28:36,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:36" (1/1) ... [2020-12-01 17:28:36,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:36" (1/1) ... [2020-12-01 17:28:36,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:36" (1/1) ... [2020-12-01 17:28:36,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:28:36,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:28:36,249 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:28:36,249 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:28:36,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/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 [2020-12-01 17:28:36,358 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-12-01 17:28:36,358 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-12-01 17:28:36,358 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2020-12-01 17:28:36,360 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2020-12-01 17:28:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 17:28:36,361 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-12-01 17:28:36,362 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-12-01 17:28:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-12-01 17:28:36,362 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-12-01 17:28:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure scull_cleanup_module [2020-12-01 17:28:36,364 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_cleanup_module [2020-12-01 17:28:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 17:28:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-01 17:28:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure loader [2020-12-01 17:28:36,365 INFO L138 BoogieDeclarations]: Found implementation of procedure loader [2020-12-01 17:28:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure scull_trim [2020-12-01 17:28:36,365 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_trim [2020-12-01 17:28:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:28:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure up [2020-12-01 17:28:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2020-12-01 17:28:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure scull_follow [2020-12-01 17:28:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_follow [2020-12-01 17:28:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:28:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure scull_open [2020-12-01 17:28:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_open [2020-12-01 17:28:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:28:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:28:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:28:36,371 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 17:28:37,279 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:28:37,279 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-12-01 17:28:37,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:28:37 BoogieIcfgContainer [2020-12-01 17:28:37,282 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:28:37,283 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:28:37,287 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:28:37,301 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:28:37,302 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:28:37" (1/1) ... [2020-12-01 17:28:37,303 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 17:28:37,317 INFO L168 Benchmark]: Toolchain (without parser) took 2039.18 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 77.6 MB in the beginning and 64.2 MB in the end (delta: 13.3 MB). Peak memory consumption was 35.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:37,318 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 107.0 MB. Free memory was 64.2 MB in the beginning and 64.1 MB in the end (delta: 43.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:28:37,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 846.37 ms. Allocated memory is still 107.0 MB. Free memory was 77.6 MB in the beginning and 56.2 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:37,323 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.47 ms. Allocated memory is still 107.0 MB. Free memory was 56.2 MB in the beginning and 53.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:37,325 INFO L168 Benchmark]: Boogie Preprocessor took 43.09 ms. Allocated memory is still 107.0 MB. Free memory was 53.5 MB in the beginning and 51.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:37,326 INFO L168 Benchmark]: RCFGBuilder took 1033.88 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 51.7 MB in the beginning and 65.6 MB in the end (delta: -13.9 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:37,328 INFO L168 Benchmark]: CodeCheck took 29.44 ms. Allocated memory is still 130.0 MB. Free memory was 65.6 MB in the beginning and 64.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:28:37,343 INFO L339 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 0.40 ms. Allocated memory is still 107.0 MB. Free memory was 64.2 MB in the beginning and 64.1 MB in the end (delta: 43.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 846.37 ms. Allocated memory is still 107.0 MB. Free memory was 77.6 MB in the beginning and 56.2 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 77.47 ms. Allocated memory is still 107.0 MB. Free memory was 56.2 MB in the beginning and 53.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 43.09 ms. Allocated memory is still 107.0 MB. Free memory was 53.5 MB in the beginning and 51.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1033.88 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 51.7 MB in the beginning and 65.6 MB in the end (delta: -13.9 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. * CodeCheck took 29.44 ms. Allocated memory is still 130.0 MB. Free memory was 65.6 MB in the beginning and 64.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 17:28:40,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:28:40,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:28:40,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:28:40,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:28:40,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:28:40,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:28:40,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:28:40,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:28:40,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:28:40,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:28:40,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:28:40,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:28:40,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:28:40,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:28:40,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:28:40,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:28:40,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:28:40,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:28:40,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:28:40,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:28:40,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:28:40,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:28:40,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:28:40,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:28:40,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:28:40,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:28:40,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:28:40,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:28:40,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:28:40,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:28:40,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:28:40,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:28:40,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:28:40,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:28:40,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:28:40,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:28:40,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:28:40,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:28:40,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:28:40,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:28:40,886 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 17:28:40,957 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:28:40,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:28:40,960 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:28:40,960 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:28:40,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:28:40,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:28:40,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:28:40,964 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:28:40,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:28:40,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:28:40,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:28:40,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:28:40,966 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:28:40,967 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 17:28:40,967 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 17:28:40,967 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 17:28:40,967 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:28:40,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:28:40,968 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:28:40,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:28:40,969 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:28:40,969 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:28:40,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:28:40,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:28:40,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:28:40,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:28:40,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:28:40,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:28:40,971 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 17:28:40,972 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 17:28:40,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:28:40,972 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 17:28:40,973 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:28:40,973 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0030a9e20b23aecdfc07c81f170454c66ffca85b [2020-12-01 17:28:41,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:28:41,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:28:41,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:28:41,563 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:28:41,566 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:28:41,567 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/scull.i [2020-12-01 17:28:41,657 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/data/b71b4c009/9d31c1998a39412f94c22cd366dcf6d5/FLAG6810d1a60 [2020-12-01 17:28:42,604 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:28:42,606 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/sv-benchmarks/c/pthread-atomic/scull.i [2020-12-01 17:28:42,643 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/data/b71b4c009/9d31c1998a39412f94c22cd366dcf6d5/FLAG6810d1a60 [2020-12-01 17:28:42,756 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/bin/ukojak/data/b71b4c009/9d31c1998a39412f94c22cd366dcf6d5 [2020-12-01 17:28:42,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:28:42,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:28:42,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:28:42,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:28:42,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:28:42,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:28:42" (1/1) ... [2020-12-01 17:28:42,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ec6fbdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:42, skipping insertion in model container [2020-12-01 17:28:42,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:28:42" (1/1) ... [2020-12-01 17:28:42,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:28:42,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:28:43,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:28:43,586 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:28:43,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:28:43,886 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:28:43,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:43 WrapperNode [2020-12-01 17:28:43,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:28:43,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:28:43,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:28:43,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:28:43,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:43" (1/1) ... [2020-12-01 17:28:43,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:43" (1/1) ... [2020-12-01 17:28:44,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:28:44,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:28:44,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:28:44,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:28:44,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:43" (1/1) ... [2020-12-01 17:28:44,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:43" (1/1) ... [2020-12-01 17:28:44,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:43" (1/1) ... [2020-12-01 17:28:44,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:43" (1/1) ... [2020-12-01 17:28:44,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:43" (1/1) ... [2020-12-01 17:28:44,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:43" (1/1) ... [2020-12-01 17:28:44,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:43" (1/1) ... [2020-12-01 17:28:44,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:28:44,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:28:44,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:28:44,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:28:44,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:28:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4a6d4b8-2ffc-4ae7-9810-d723fcaa791c/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 [2020-12-01 17:28:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-12-01 17:28:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-12-01 17:28:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2020-12-01 17:28:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2020-12-01 17:28:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 17:28:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-12-01 17:28:44,215 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-12-01 17:28:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-12-01 17:28:44,216 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-12-01 17:28:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure scull_cleanup_module [2020-12-01 17:28:44,216 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_cleanup_module [2020-12-01 17:28:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-01 17:28:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure loader [2020-12-01 17:28:44,217 INFO L138 BoogieDeclarations]: Found implementation of procedure loader [2020-12-01 17:28:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure scull_trim [2020-12-01 17:28:44,217 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_trim [2020-12-01 17:28:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:28:44,218 INFO L130 BoogieDeclarations]: Found specification of procedure up [2020-12-01 17:28:44,218 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2020-12-01 17:28:44,218 INFO L130 BoogieDeclarations]: Found specification of procedure scull_follow [2020-12-01 17:28:44,218 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_follow [2020-12-01 17:28:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:28:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 17:28:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 17:28:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 17:28:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure scull_open [2020-12-01 17:28:44,228 INFO L138 BoogieDeclarations]: Found implementation of procedure scull_open [2020-12-01 17:28:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:28:44,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:28:44,231 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 17:28:45,584 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:28:45,585 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-12-01 17:28:45,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:28:45 BoogieIcfgContainer [2020-12-01 17:28:45,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:28:45,589 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:28:45,589 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:28:45,602 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:28:45,603 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:28:45" (1/1) ... [2020-12-01 17:28:45,604 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 17:28:45,617 INFO L168 Benchmark]: Toolchain (without parser) took 2845.34 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 45.4 MB in the beginning and 56.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:45,618 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 67.1 MB. Free memory was 48.1 MB in the beginning and 48.0 MB in the end (delta: 31.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:28:45,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1123.21 ms. Allocated memory is still 67.1 MB. Free memory was 45.2 MB in the beginning and 37.3 MB in the end (delta: 7.9 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:45,621 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.82 ms. Allocated memory is still 67.1 MB. Free memory was 37.3 MB in the beginning and 34.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:45,622 INFO L168 Benchmark]: Boogie Preprocessor took 99.90 ms. Allocated memory is still 67.1 MB. Free memory was 34.4 MB in the beginning and 32.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:45,623 INFO L168 Benchmark]: RCFGBuilder took 1471.33 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 32.1 MB in the beginning and 56.8 MB in the end (delta: -24.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:45,624 INFO L168 Benchmark]: CodeCheck took 17.69 ms. Allocated memory is still 92.3 MB. Free memory was 56.8 MB in the beginning and 56.3 MB in the end (delta: 545.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:28:45,629 INFO L339 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 0.29 ms. Allocated memory is still 67.1 MB. Free memory was 48.1 MB in the beginning and 48.0 MB in the end (delta: 31.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1123.21 ms. Allocated memory is still 67.1 MB. Free memory was 45.2 MB in the beginning and 37.3 MB in the end (delta: 7.9 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 122.82 ms. Allocated memory is still 67.1 MB. Free memory was 37.3 MB in the beginning and 34.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 99.90 ms. Allocated memory is still 67.1 MB. Free memory was 34.4 MB in the beginning and 32.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1471.33 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 32.1 MB in the beginning and 56.8 MB in the end (delta: -24.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. * CodeCheck took 17.69 ms. Allocated memory is still 92.3 MB. Free memory was 56.8 MB in the beginning and 56.3 MB in the end (delta: 545.8 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...