./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longest.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ --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 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:22:06,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:22:06,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:22:06,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:22:06,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:22:06,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:22:06,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:22:06,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:22:06,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:22:06,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:22:06,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:22:06,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:22:06,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:22:06,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:22:06,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:22:06,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:22:06,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:22:06,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:22:06,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:22:06,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:22:06,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:22:06,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:22:06,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:22:06,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:22:06,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:22:06,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:22:06,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:22:06,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:22:06,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:22:06,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:22:06,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:22:06,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:22:06,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:22:06,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:22:06,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:22:06,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:22:06,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:22:06,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:22:06,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:22:06,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:22:06,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:22:06,863 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:22:06,908 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:22:06,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:22:06,909 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:22:06,909 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:22:06,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:22:06,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:22:06,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:22:06,911 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:22:06,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:22:06,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:22:06,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:22:06,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:22:06,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:22:06,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:22:06,920 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:22:06,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:22:06,920 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:22:06,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:22:06,920 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:22:06,921 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:22:06,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:22:06,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:06,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:22:06,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:22:06,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:22:06,922 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:22:06,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:22:06,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:22:06,923 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_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d [2021-11-23 01:22:07,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:22:07,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:22:07,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:22:07,301 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:22:07,303 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:22:07,305 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread/queue_ok_longest.i [2021-11-23 01:22:07,391 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/data/b451692d0/f8ed6db3ddb64db886886b49f59ec53d/FLAG162e998b6 [2021-11-23 01:22:08,053 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:22:08,054 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/sv-benchmarks/c/pthread/queue_ok_longest.i [2021-11-23 01:22:08,071 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/data/b451692d0/f8ed6db3ddb64db886886b49f59ec53d/FLAG162e998b6 [2021-11-23 01:22:08,303 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/data/b451692d0/f8ed6db3ddb64db886886b49f59ec53d [2021-11-23 01:22:08,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:22:08,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:22:08,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:08,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:22:08,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:22:08,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:08" (1/1) ... [2021-11-23 01:22:08,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a77df7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:08, skipping insertion in model container [2021-11-23 01:22:08,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:08" (1/1) ... [2021-11-23 01:22:08,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:22:08,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:22:08,931 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2021-11-23 01:22:08,937 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2021-11-23 01:22:08,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:08,955 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:22:09,002 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2021-11-23 01:22:09,006 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2021-11-23 01:22:09,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:09,090 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:22:09,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:09 WrapperNode [2021-11-23 01:22:09,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:09,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:09,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:22:09,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:22:09,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:09" (1/1) ... [2021-11-23 01:22:09,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:09" (1/1) ... [2021-11-23 01:22:09,198 INFO L137 Inliner]: procedures = 274, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 178 [2021-11-23 01:22:09,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:09,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:22:09,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:22:09,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:22:09,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:09" (1/1) ... [2021-11-23 01:22:09,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:09" (1/1) ... [2021-11-23 01:22:09,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:09" (1/1) ... [2021-11-23 01:22:09,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:09" (1/1) ... [2021-11-23 01:22:09,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:09" (1/1) ... [2021-11-23 01:22:09,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:09" (1/1) ... [2021-11-23 01:22:09,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:09" (1/1) ... [2021-11-23 01:22:09,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:22:09,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:22:09,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:22:09,282 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:22:09,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:09" (1/1) ... [2021-11-23 01:22:09,298 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:09,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:22:09,335 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:22:09,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:22:09,387 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-23 01:22:09,390 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-23 01:22:09,390 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-23 01:22:09,390 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-23 01:22:09,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:22:09,391 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2021-11-23 01:22:09,391 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2021-11-23 01:22:09,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:22:09,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:22:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:22:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 01:22:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:22:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:22:09,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:22:09,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:22:09,395 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:22:09,608 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:22:09,610 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:22:09,983 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:22:09,995 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:22:09,995 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:22:09,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:22:09 BoogieIcfgContainer [2021-11-23 01:22:09,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:22:09,999 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:22:09,999 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:22:10,010 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:22:10,010 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:22:09" (1/1) ... [2021-11-23 01:22:10,011 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2021-11-23 01:22:10,016 INFO L158 Benchmark]: Toolchain (without parser) took 1707.79ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 63.6MB in the beginning and 62.2MB in the end (delta: 1.4MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2021-11-23 01:22:10,017 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory was 55.5MB in the beginning and 55.4MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:22:10,018 INFO L158 Benchmark]: CACSL2BoogieTranslator took 782.06ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 63.4MB in the beginning and 85.2MB in the end (delta: -21.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:22:10,019 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.34ms. Allocated memory is still 130.0MB. Free memory was 85.2MB in the beginning and 82.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:22:10,020 INFO L158 Benchmark]: Boogie Preprocessor took 77.63ms. Allocated memory is still 130.0MB. Free memory was 82.4MB in the beginning and 80.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:22:10,020 INFO L158 Benchmark]: RCFGBuilder took 719.34ms. Allocated memory is still 130.0MB. Free memory was 80.3MB in the beginning and 62.9MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 01:22:10,021 INFO L158 Benchmark]: CodeCheck took 15.48ms. Allocated memory is still 130.0MB. Free memory was 62.9MB in the beginning and 62.2MB in the end (delta: 692.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:22:10,025 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory was 55.5MB in the beginning and 55.4MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 782.06ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 63.4MB in the beginning and 85.2MB in the end (delta: -21.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.34ms. Allocated memory is still 130.0MB. Free memory was 85.2MB in the beginning and 82.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.63ms. Allocated memory is still 130.0MB. Free memory was 82.4MB in the beginning and 80.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 719.34ms. Allocated memory is still 130.0MB. Free memory was 80.3MB in the beginning and 62.9MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.48ms. Allocated memory is still 130.0MB. Free memory was 62.9MB in the beginning and 62.2MB in the end (delta: 692.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:22:10,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ --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 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:22:12,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:22:12,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:22:12,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:22:12,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:22:12,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:22:12,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:22:12,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:22:12,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:22:12,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:22:12,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:22:12,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:22:12,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:22:12,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:22:12,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:22:12,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:22:12,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:22:12,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:22:12,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:22:12,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:22:12,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:22:12,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:22:12,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:22:12,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:22:12,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:22:12,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:22:12,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:22:12,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:22:12,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:22:12,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:22:12,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:22:12,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:22:12,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:22:12,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:22:12,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:22:12,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:22:12,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:22:12,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:22:12,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:22:12,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:22:12,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:22:12,790 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:22:12,838 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:22:12,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:22:12,840 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:22:12,840 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:22:12,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:22:12,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:22:12,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:22:12,841 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:22:12,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:22:12,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:22:12,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:22:12,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:22:12,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:22:12,843 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:22:12,845 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:22:12,846 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:22:12,846 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:22:12,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:22:12,846 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:22:12,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:22:12,847 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:22:12,847 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:22:12,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:22:12,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:12,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:22:12,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:22:12,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:22:12,848 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:22:12,849 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:22:12,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:22:12,850 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:22:12,850 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:22:12,850 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_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d [2021-11-23 01:22:13,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:22:13,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:22:13,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:22:13,268 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:22:13,269 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:22:13,271 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread/queue_ok_longest.i [2021-11-23 01:22:13,350 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/data/d4c90c5e6/71e05bdb16d74d0890554a242846d86b/FLAGdecd3160a [2021-11-23 01:22:14,119 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:22:14,125 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/sv-benchmarks/c/pthread/queue_ok_longest.i [2021-11-23 01:22:14,148 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/data/d4c90c5e6/71e05bdb16d74d0890554a242846d86b/FLAGdecd3160a [2021-11-23 01:22:14,304 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/data/d4c90c5e6/71e05bdb16d74d0890554a242846d86b [2021-11-23 01:22:14,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:22:14,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:22:14,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:14,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:22:14,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:22:14,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:14" (1/1) ... [2021-11-23 01:22:14,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@793e477d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:14, skipping insertion in model container [2021-11-23 01:22:14,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:14" (1/1) ... [2021-11-23 01:22:14,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:22:14,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:22:14,945 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2021-11-23 01:22:14,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2021-11-23 01:22:14,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:14,972 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:22:15,042 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2021-11-23 01:22:15,053 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2021-11-23 01:22:15,056 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:15,157 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:22:15,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:15 WrapperNode [2021-11-23 01:22:15,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:15,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:15,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:22:15,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:22:15,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:15" (1/1) ... [2021-11-23 01:22:15,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:15" (1/1) ... [2021-11-23 01:22:15,249 INFO L137 Inliner]: procedures = 278, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 174 [2021-11-23 01:22:15,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:15,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:22:15,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:22:15,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:22:15,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:15" (1/1) ... [2021-11-23 01:22:15,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:15" (1/1) ... [2021-11-23 01:22:15,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:15" (1/1) ... [2021-11-23 01:22:15,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:15" (1/1) ... [2021-11-23 01:22:15,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:15" (1/1) ... [2021-11-23 01:22:15,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:15" (1/1) ... [2021-11-23 01:22:15,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:15" (1/1) ... [2021-11-23 01:22:15,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:22:15,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:22:15,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:22:15,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:22:15,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:15" (1/1) ... [2021-11-23 01:22:15,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:15,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:22:15,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:22:15,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:22:15,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:22:15,397 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-23 01:22:15,398 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-23 01:22:15,398 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-23 01:22:15,398 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-23 01:22:15,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:22:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2021-11-23 01:22:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2021-11-23 01:22:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:22:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:22:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:22:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 01:22:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 01:22:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:22:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:22:15,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:22:15,404 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:22:15,630 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:22:15,632 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:22:16,142 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:22:16,156 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:22:16,156 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:22:16,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:22:16 BoogieIcfgContainer [2021-11-23 01:22:16,163 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:22:16,164 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:22:16,164 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:22:16,174 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:22:16,174 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:22:16" (1/1) ... [2021-11-23 01:22:16,175 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2021-11-23 01:22:16,183 INFO L158 Benchmark]: Toolchain (without parser) took 1871.77ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 34.3MB in the beginning and 52.2MB in the end (delta: -17.9MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2021-11-23 01:22:16,183 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory was 38.7MB in the beginning and 38.7MB in the end (delta: 45.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:22:16,185 INFO L158 Benchmark]: CACSL2BoogieTranslator took 843.42ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 34.1MB in the beginning and 47.8MB in the end (delta: -13.7MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2021-11-23 01:22:16,186 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.56ms. Allocated memory is still 86.0MB. Free memory was 47.8MB in the beginning and 44.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:22:16,187 INFO L158 Benchmark]: Boogie Preprocessor took 45.90ms. Allocated memory is still 86.0MB. Free memory was 44.9MB in the beginning and 42.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:22:16,188 INFO L158 Benchmark]: RCFGBuilder took 865.92ms. Allocated memory is still 86.0MB. Free memory was 42.6MB in the beginning and 53.0MB in the end (delta: -10.4MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-11-23 01:22:16,189 INFO L158 Benchmark]: CodeCheck took 14.93ms. Allocated memory is still 86.0MB. Free memory was 53.0MB in the beginning and 52.2MB in the end (delta: 818.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:22:16,199 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory was 38.7MB in the beginning and 38.7MB in the end (delta: 45.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 843.42ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 34.1MB in the beginning and 47.8MB in the end (delta: -13.7MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.56ms. Allocated memory is still 86.0MB. Free memory was 47.8MB in the beginning and 44.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.90ms. Allocated memory is still 86.0MB. Free memory was 44.9MB in the beginning and 42.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 865.92ms. Allocated memory is still 86.0MB. Free memory was 42.6MB in the beginning and 53.0MB in the end (delta: -10.4MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * CodeCheck took 14.93ms. Allocated memory is still 86.0MB. Free memory was 53.0MB in the beginning and 52.2MB in the end (delta: 818.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:22:16,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee3b40-a427-4ae2-b413-316708170ebd/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported