./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-complex/safestack_relacy.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/safestack_relacy.i -s /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/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 32128fdd6bc5b8ea5fc8f9458d67ccfe4bc41242 ............................................................................................................................................................................................................... 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_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/safestack_relacy.i -s /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/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 32128fdd6bc5b8ea5fc8f9458d67ccfe4bc41242 .................................................................................................................................................................................................................... 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-a4ecdab [2020-11-29 18:22:45,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:22:45,608 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:22:45,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:22:45,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:22:45,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:22:45,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:22:45,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:22:45,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:22:45,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:22:45,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:22:45,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:22:45,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:22:45,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:22:45,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:22:45,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:22:45,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:22:45,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:22:45,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:22:45,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:22:45,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:22:45,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:22:45,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:22:45,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:22:45,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:22:45,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:22:45,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:22:45,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:22:45,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:22:45,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:22:45,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:22:45,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:22:45,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:22:45,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:22:45,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:22:45,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:22:45,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:22:45,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:22:45,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:22:45,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:22:45,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:22:45,748 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 18:22:45,770 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:22:45,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:22:45,771 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 18:22:45,771 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 18:22:45,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:22:45,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:22:45,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:22:45,773 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:22:45,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:22:45,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:22:45,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:22:45,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:22:45,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:22:45,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:22:45,774 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:22:45,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:22:45,775 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:22:45,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:22:45,775 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 18:22:45,775 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 18:22:45,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:22:45,776 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:22:45,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:22:45,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:22:45,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:22:45,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:22:45,777 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 18:22:45,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:22:45,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:22:45,777 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_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32128fdd6bc5b8ea5fc8f9458d67ccfe4bc41242 [2020-11-29 18:22:46,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:22:46,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:22:46,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:22:46,074 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:22:46,088 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:22:46,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/../../sv-benchmarks/c/pthread-complex/safestack_relacy.i [2020-11-29 18:22:46,196 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/data/974bd8367/6e8db1bfed9c4b2e9aedf05352314fe5/FLAGe824f032b [2020-11-29 18:22:46,796 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:22:46,797 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/sv-benchmarks/c/pthread-complex/safestack_relacy.i [2020-11-29 18:22:46,838 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/data/974bd8367/6e8db1bfed9c4b2e9aedf05352314fe5/FLAGe824f032b [2020-11-29 18:22:47,041 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/data/974bd8367/6e8db1bfed9c4b2e9aedf05352314fe5 [2020-11-29 18:22:47,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:22:47,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:22:47,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:22:47,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:22:47,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:22:47,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:22:47" (1/1) ... [2020-11-29 18:22:47,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bc55688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:47, skipping insertion in model container [2020-11-29 18:22:47,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:22:47" (1/1) ... [2020-11-29 18:22:47,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:22:47,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:22:47,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:22:47,934 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:22:47,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:22:48,374 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:22:48,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:48 WrapperNode [2020-11-29 18:22:48,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:22:48,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:22:48,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:22:48,377 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:22:48,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:48" (1/1) ... [2020-11-29 18:22:48,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:48" (1/1) ... [2020-11-29 18:22:48,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:22:48,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:22:48,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:22:48,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:22:48,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:48" (1/1) ... [2020-11-29 18:22:48,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:48" (1/1) ... [2020-11-29 18:22:48,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:48" (1/1) ... [2020-11-29 18:22:48,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:48" (1/1) ... [2020-11-29 18:22:48,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:48" (1/1) ... [2020-11-29 18:22:48,572 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:48" (1/1) ... [2020-11-29 18:22:48,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:48" (1/1) ... [2020-11-29 18:22:48,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:22:48,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:22:48,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:22:48,588 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:22:48,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/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 [2020-11-29 18:22:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 18:22:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 18:22:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 18:22:48,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 18:22:48,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2020-11-29 18:22:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2020-11-29 18:22:48,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:22:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:22:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_exchange [2020-11-29 18:22:48,702 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_exchange [2020-11-29 18:22:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_store [2020-11-29 18:22:48,702 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_store [2020-11-29 18:22:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:22:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_load [2020-11-29 18:22:48,703 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_load [2020-11-29 18:22:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 18:22:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_compare_and_exchange [2020-11-29 18:22:48,703 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_compare_and_exchange [2020-11-29 18:22:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 18:22:48,705 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 18:22:49,893 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:22:49,893 INFO L298 CfgBuilder]: Removed 23 assume(true) statements. [2020-11-29 18:22:49,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:22:49 BoogieIcfgContainer [2020-11-29 18:22:49,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:22:49,896 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 18:22:49,896 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 18:22:49,907 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 18:22:49,908 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:22:49" (1/1) ... [2020-11-29 18:22:49,911 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) [2020-11-29 18:22:49,917 INFO L168 Benchmark]: Toolchain (without parser) took 2869.24 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 61.1 MB in the beginning and 48.8 MB in the end (delta: 12.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. [2020-11-29 18:22:49,918 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 98.6 MB. Free memory was 72.3 MB in the beginning and 72.3 MB in the end (delta: 25.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:22:49,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1325.99 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 61.1 MB in the beginning and 72.9 MB in the end (delta: -11.8 MB). Peak memory consumption was 34.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:22:49,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.33 ms. Allocated memory is still 119.5 MB. Free memory was 72.9 MB in the beginning and 70.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:22:49,923 INFO L168 Benchmark]: Boogie Preprocessor took 79.31 ms. Allocated memory is still 119.5 MB. Free memory was 70.0 MB in the beginning and 66.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:22:49,924 INFO L168 Benchmark]: RCFGBuilder took 1307.78 ms. Allocated memory is still 119.5 MB. Free memory was 66.8 MB in the beginning and 48.9 MB in the end (delta: 17.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:22:49,925 INFO L168 Benchmark]: CodeCheck took 17.55 ms. Allocated memory is still 119.5 MB. Free memory was 48.9 MB in the beginning and 48.8 MB in the end (delta: 80.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:22:49,938 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 0.23 ms. Allocated memory is still 98.6 MB. Free memory was 72.3 MB in the beginning and 72.3 MB in the end (delta: 25.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1325.99 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 61.1 MB in the beginning and 72.9 MB in the end (delta: -11.8 MB). Peak memory consumption was 34.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 130.33 ms. Allocated memory is still 119.5 MB. Free memory was 72.9 MB in the beginning and 70.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.31 ms. Allocated memory is still 119.5 MB. Free memory was 70.0 MB in the beginning and 66.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1307.78 ms. Allocated memory is still 119.5 MB. Free memory was 66.8 MB in the beginning and 48.9 MB in the end (delta: 17.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * CodeCheck took 17.55 ms. Allocated memory is still 119.5 MB. Free memory was 48.9 MB in the beginning and 48.8 MB in the end (delta: 80.9 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:22:52,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:22:52,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:22:52,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:22:52,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:22:52,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:22:52,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:22:52,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:22:52,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:22:52,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:22:52,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:22:52,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:22:52,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:22:52,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:22:52,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:22:52,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:22:52,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:22:52,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:22:52,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:22:52,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:22:52,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:22:52,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:22:52,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:22:52,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:22:52,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:22:52,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:22:52,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:22:52,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:22:52,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:22:52,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:22:52,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:22:52,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:22:52,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:22:52,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:22:52,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:22:52,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:22:52,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:22:52,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:22:52,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:22:52,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:22:52,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:22:52,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 18:22:52,669 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:22:52,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:22:52,678 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 18:22:52,678 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 18:22:52,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:22:52,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:22:52,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:22:52,681 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:22:52,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:22:52,681 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:22:52,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:22:52,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:22:52,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:22:52,683 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 18:22:52,683 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 18:22:52,684 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 18:22:52,684 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:22:52,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:22:52,684 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:22:52,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:22:52,685 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 18:22:52,685 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 18:22:52,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:22:52,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:22:52,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:22:52,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:22:52,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:22:52,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:22:52,687 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 18:22:52,687 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 18:22:52,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:22:52,687 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 18:22:52,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 18:22:52,688 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_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32128fdd6bc5b8ea5fc8f9458d67ccfe4bc41242 [2020-11-29 18:22:53,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:22:53,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:22:53,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:22:53,098 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:22:53,099 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:22:53,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/../../sv-benchmarks/c/pthread-complex/safestack_relacy.i [2020-11-29 18:22:53,158 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/data/44adaa519/cf31f587b96449ad976a1d7b8ed50444/FLAG705aa17f0 [2020-11-29 18:22:53,881 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:22:53,884 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/sv-benchmarks/c/pthread-complex/safestack_relacy.i [2020-11-29 18:22:53,922 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/data/44adaa519/cf31f587b96449ad976a1d7b8ed50444/FLAG705aa17f0 [2020-11-29 18:22:54,014 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/bin/ukojak/data/44adaa519/cf31f587b96449ad976a1d7b8ed50444 [2020-11-29 18:22:54,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:22:54,019 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:22:54,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:22:54,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:22:54,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:22:54,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:22:54" (1/1) ... [2020-11-29 18:22:54,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e9e5c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:54, skipping insertion in model container [2020-11-29 18:22:54,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:22:54" (1/1) ... [2020-11-29 18:22:54,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:22:54,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:22:54,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:22:55,023 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:22:55,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:22:55,544 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:22:55,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:55 WrapperNode [2020-11-29 18:22:55,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:22:55,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:22:55,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:22:55,551 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:22:55,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:55" (1/1) ... [2020-11-29 18:22:55,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:55" (1/1) ... [2020-11-29 18:22:55,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:22:55,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:22:55,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:22:55,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:22:55,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:55" (1/1) ... [2020-11-29 18:22:55,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:55" (1/1) ... [2020-11-29 18:22:55,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:55" (1/1) ... [2020-11-29 18:22:55,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:55" (1/1) ... [2020-11-29 18:22:55,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:55" (1/1) ... [2020-11-29 18:22:55,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:55" (1/1) ... [2020-11-29 18:22:55,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:55" (1/1) ... [2020-11-29 18:22:55,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:22:55,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:22:55,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:22:55,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:22:55,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:22:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_987ac6df-8a80-4454-bfcf-4ebd2a68cba4/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 [2020-11-29 18:22:55,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 18:22:55,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 18:22:55,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 18:22:55,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-29 18:22:55,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 18:22:55,798 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2020-11-29 18:22:55,798 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2020-11-29 18:22:55,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:22:55,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:22:55,799 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_exchange [2020-11-29 18:22:55,799 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_exchange [2020-11-29 18:22:55,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 18:22:55,799 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_store [2020-11-29 18:22:55,800 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_store [2020-11-29 18:22:55,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:22:55,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 18:22:55,800 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_load [2020-11-29 18:22:55,800 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_load [2020-11-29 18:22:55,800 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_compare_and_exchange [2020-11-29 18:22:55,801 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_compare_and_exchange [2020-11-29 18:22:55,802 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 18:22:57,563 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:22:57,564 INFO L298 CfgBuilder]: Removed 23 assume(true) statements. [2020-11-29 18:22:57,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:22:57 BoogieIcfgContainer [2020-11-29 18:22:57,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:22:57,567 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 18:22:57,567 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 18:22:57,578 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 18:22:57,579 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:22:57" (1/1) ... [2020-11-29 18:22:57,580 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) [2020-11-29 18:22:57,585 INFO L168 Benchmark]: Toolchain (without parser) took 3564.82 ms. Allocated memory was 67.1 MB in the beginning and 90.2 MB in the end (delta: 23.1 MB). Free memory was 45.5 MB in the beginning and 43.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:22:57,586 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 67.1 MB. Free memory is still 50.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:22:57,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1528.41 ms. Allocated memory was 67.1 MB in the beginning and 90.2 MB in the end (delta: 23.1 MB). Free memory was 45.3 MB in the beginning and 43.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:22:57,587 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.00 ms. Allocated memory is still 90.2 MB. Free memory was 43.2 MB in the beginning and 39.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:22:57,588 INFO L168 Benchmark]: Boogie Preprocessor took 72.17 ms. Allocated memory is still 90.2 MB. Free memory was 39.7 MB in the beginning and 35.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:22:57,589 INFO L168 Benchmark]: RCFGBuilder took 1847.81 ms. Allocated memory is still 90.2 MB. Free memory was 35.5 MB in the beginning and 44.5 MB in the end (delta: -9.0 MB). Peak memory consumption was 14.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:22:57,590 INFO L168 Benchmark]: CodeCheck took 15.29 ms. Allocated memory is still 90.2 MB. Free memory was 44.5 MB in the beginning and 43.7 MB in the end (delta: 791.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:22:57,594 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 0.14 ms. Allocated memory is still 67.1 MB. Free memory is still 50.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1528.41 ms. Allocated memory was 67.1 MB in the beginning and 90.2 MB in the end (delta: 23.1 MB). Free memory was 45.3 MB in the beginning and 43.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.00 ms. Allocated memory is still 90.2 MB. Free memory was 43.2 MB in the beginning and 39.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 72.17 ms. Allocated memory is still 90.2 MB. Free memory was 39.7 MB in the beginning and 35.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1847.81 ms. Allocated memory is still 90.2 MB. Free memory was 35.5 MB in the beginning and 44.5 MB in the end (delta: -9.0 MB). Peak memory consumption was 14.4 MB. Max. memory is 16.1 GB. * CodeCheck took 15.29 ms. Allocated memory is still 90.2 MB. Free memory was 44.5 MB in the beginning and 43.7 MB in the end (delta: 791.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...