./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:53:16,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:53:16,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:53:16,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:53:16,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:53:16,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:53:16,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:53:16,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:53:16,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:53:16,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:53:16,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:53:16,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:53:16,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:53:16,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:53:16,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:53:16,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:53:16,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:53:16,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:53:16,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:53:16,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:53:16,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:53:16,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:53:16,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:53:16,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:53:16,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:53:16,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:53:16,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:53:16,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:53:16,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:53:16,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:53:16,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:53:16,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:53:16,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:53:16,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:53:16,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:53:16,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:53:16,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:53:16,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:53:16,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:53:16,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:53:16,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:53:16,714 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:53:16,738 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:53:16,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:53:16,749 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:53:16,749 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:53:16,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:53:16,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:53:16,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:53:16,751 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:53:16,752 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:53:16,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:53:16,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:53:16,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:53:16,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:53:16,753 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:53:16,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:53:16,753 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:53:16,754 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:53:16,754 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:53:16,754 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:53:16,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:53:16,755 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:53:16,755 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:53:16,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:53:16,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:53:16,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:53:16,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:53:16,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:53:16,757 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:53:16,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:53:16,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:53:16,758 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 [2022-11-21 22:53:17,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:53:17,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:53:17,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:53:17,069 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:53:17,070 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:53:17,071 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2022-11-21 22:53:20,167 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:53:20,483 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:53:20,484 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2022-11-21 22:53:20,499 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/data/21071833b/4c2fef1eb6724f3e9397ecabfde0a28d/FLAGaeb023a7f [2022-11-21 22:53:20,519 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/data/21071833b/4c2fef1eb6724f3e9397ecabfde0a28d [2022-11-21 22:53:20,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:53:20,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:53:20,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:53:20,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:53:20,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:53:20,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:53:20" (1/1) ... [2022-11-21 22:53:20,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e6b29f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:20, skipping insertion in model container [2022-11-21 22:53:20,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:53:20" (1/1) ... [2022-11-21 22:53:20,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:53:20,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:53:20,955 WARN L237 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30451,30464] [2022-11-21 22:53:20,963 WARN L237 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30681,30694] [2022-11-21 22:53:20,969 WARN L237 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30979,30992] [2022-11-21 22:53:20,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:53:20,997 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:53:21,057 WARN L237 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30451,30464] [2022-11-21 22:53:21,059 WARN L237 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30681,30694] [2022-11-21 22:53:21,069 WARN L237 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30979,30992] [2022-11-21 22:53:21,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:53:21,117 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:53:21,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:21 WrapperNode [2022-11-21 22:53:21,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:53:21,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:53:21,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:53:21,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:53:21,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:21" (1/1) ... [2022-11-21 22:53:21,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:21" (1/1) ... [2022-11-21 22:53:21,165 INFO L138 Inliner]: procedures = 168, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 146 [2022-11-21 22:53:21,165 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:53:21,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:53:21,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:53:21,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:53:21,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:21" (1/1) ... [2022-11-21 22:53:21,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:21" (1/1) ... [2022-11-21 22:53:21,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:21" (1/1) ... [2022-11-21 22:53:21,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:21" (1/1) ... [2022-11-21 22:53:21,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:21" (1/1) ... [2022-11-21 22:53:21,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:21" (1/1) ... [2022-11-21 22:53:21,193 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:21" (1/1) ... [2022-11-21 22:53:21,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:21" (1/1) ... [2022-11-21 22:53:21,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:53:21,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:53:21,198 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:53:21,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:53:21,199 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:21" (1/1) ... [2022-11-21 22:53:21,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:53:21,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:53:21,230 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:53:21,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:53:21,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:53:21,286 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-21 22:53:21,286 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-21 22:53:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-21 22:53:21,288 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-21 22:53:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:53:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 22:53:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:53:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:53:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:53:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 22:53:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:53:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:53:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:53:21,292 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:53:21,534 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:53:21,537 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:53:21,900 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:53:21,909 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:53:21,909 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:53:21,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:53:21 BoogieIcfgContainer [2022-11-21 22:53:21,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:53:21,913 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:53:21,913 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:53:21,936 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:53:21,936 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:53:21" (1/1) ... [2022-11-21 22:53:21,937 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) [2022-11-21 22:53:21,946 INFO L158 Benchmark]: Toolchain (without parser) took 1415.86ms. Allocated memory is still 172.0MB. Free memory was 137.5MB in the beginning and 92.5MB in the end (delta: 45.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-21 22:53:21,947 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 172.0MB. Free memory was 141.9MB in the beginning and 141.8MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:53:21,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 587.08ms. Allocated memory is still 172.0MB. Free memory was 137.0MB in the beginning and 116.7MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 22:53:21,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.37ms. Allocated memory is still 172.0MB. Free memory was 116.7MB in the beginning and 114.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:53:21,950 INFO L158 Benchmark]: Boogie Preprocessor took 31.86ms. Allocated memory is still 172.0MB. Free memory was 114.0MB in the beginning and 112.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:53:21,951 INFO L158 Benchmark]: RCFGBuilder took 713.81ms. Allocated memory is still 172.0MB. Free memory was 111.9MB in the beginning and 93.7MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 22:53:21,952 INFO L158 Benchmark]: CodeCheck took 31.90ms. Allocated memory is still 172.0MB. Free memory was 93.7MB in the beginning and 93.1MB in the end (delta: 593.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:53:21,956 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 0.23ms. Allocated memory is still 172.0MB. Free memory was 141.9MB in the beginning and 141.8MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 587.08ms. Allocated memory is still 172.0MB. Free memory was 137.0MB in the beginning and 116.7MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.37ms. Allocated memory is still 172.0MB. Free memory was 116.7MB in the beginning and 114.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.86ms. Allocated memory is still 172.0MB. Free memory was 114.0MB in the beginning and 112.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 713.81ms. Allocated memory is still 172.0MB. Free memory was 111.9MB in the beginning and 93.7MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 31.90ms. Allocated memory is still 172.0MB. Free memory was 93.7MB in the beginning and 93.1MB in the end (delta: 593.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:53:21,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:53:24,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:53:24,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:53:24,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:53:24,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:53:24,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:53:24,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:53:24,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:53:24,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:53:24,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:53:24,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:53:24,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:53:24,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:53:24,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:53:24,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:53:24,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:53:24,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:53:24,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:53:24,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:53:24,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:53:24,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:53:24,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:53:24,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:53:24,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:53:24,432 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:53:24,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:53:24,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:53:24,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:53:24,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:53:24,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:53:24,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:53:24,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:53:24,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:53:24,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:53:24,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:53:24,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:53:24,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:53:24,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:53:24,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:53:24,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:53:24,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:53:24,442 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:53:24,464 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:53:24,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:53:24,466 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:53:24,466 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:53:24,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:53:24,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:53:24,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:53:24,467 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:53:24,468 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:53:24,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:53:24,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:53:24,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:53:24,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:53:24,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:53:24,469 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:53:24,469 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:53:24,469 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:53:24,470 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:53:24,470 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:53:24,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:53:24,470 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:53:24,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:53:24,471 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:53:24,471 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:53:24,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:53:24,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:53:24,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:53:24,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:53:24,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:53:24,472 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:53:24,473 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:53:24,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:53:24,473 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:53:24,473 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:53:24,474 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 [2022-11-21 22:53:24,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:53:24,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:53:24,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:53:24,902 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:53:24,903 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:53:24,904 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2022-11-21 22:53:28,016 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:53:28,368 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:53:28,375 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2022-11-21 22:53:28,404 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/data/af53b1ef6/5f054eeadd22418da0304f413f33e29b/FLAG9adce1f00 [2022-11-21 22:53:28,421 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/data/af53b1ef6/5f054eeadd22418da0304f413f33e29b [2022-11-21 22:53:28,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:53:28,443 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:53:28,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:53:28,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:53:28,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:53:28,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:53:28" (1/1) ... [2022-11-21 22:53:28,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6359a07e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:28, skipping insertion in model container [2022-11-21 22:53:28,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:53:28" (1/1) ... [2022-11-21 22:53:28,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:53:28,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:53:28,862 WARN L237 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30451,30464] [2022-11-21 22:53:28,872 WARN L237 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30681,30694] [2022-11-21 22:53:28,879 WARN L237 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30979,30992] [2022-11-21 22:53:28,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:53:28,912 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:53:28,976 WARN L237 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30451,30464] [2022-11-21 22:53:28,986 WARN L237 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30681,30694] [2022-11-21 22:53:28,993 WARN L237 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_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i[30979,30992] [2022-11-21 22:53:29,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:53:29,062 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:53:29,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:29 WrapperNode [2022-11-21 22:53:29,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:53:29,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:53:29,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:53:29,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:53:29,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:29" (1/1) ... [2022-11-21 22:53:29,104 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:29" (1/1) ... [2022-11-21 22:53:29,128 INFO L138 Inliner]: procedures = 175, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 145 [2022-11-21 22:53:29,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:53:29,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:53:29,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:53:29,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:53:29,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:29" (1/1) ... [2022-11-21 22:53:29,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:29" (1/1) ... [2022-11-21 22:53:29,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:29" (1/1) ... [2022-11-21 22:53:29,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:29" (1/1) ... [2022-11-21 22:53:29,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:29" (1/1) ... [2022-11-21 22:53:29,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:29" (1/1) ... [2022-11-21 22:53:29,160 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:29" (1/1) ... [2022-11-21 22:53:29,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:29" (1/1) ... [2022-11-21 22:53:29,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:53:29,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:53:29,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:53:29,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:53:29,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:53:29" (1/1) ... [2022-11-21 22:53:29,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:53:29,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:53:29,205 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:53:29,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:53:29,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-21 22:53:29,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:53:29,248 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-21 22:53:29,249 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-21 22:53:29,249 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-21 22:53:29,249 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-21 22:53:29,249 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 22:53:29,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:53:29,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:53:29,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-21 22:53:29,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:53:29,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:53:29,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 22:53:29,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-21 22:53:29,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:53:29,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 22:53:29,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:53:29,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:53:29,253 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:53:29,444 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:53:29,446 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:53:29,910 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:53:29,918 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:53:29,919 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:53:29,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:53:29 BoogieIcfgContainer [2022-11-21 22:53:29,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:53:29,922 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:53:29,922 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:53:29,933 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:53:29,933 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:53:29" (1/1) ... [2022-11-21 22:53:29,934 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) [2022-11-21 22:53:29,939 INFO L158 Benchmark]: Toolchain (without parser) took 1495.04ms. Allocated memory is still 77.6MB. Free memory was 58.2MB in the beginning and 49.0MB in the end (delta: 9.1MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2022-11-21 22:53:29,939 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:53:29,947 INFO L158 Benchmark]: CACSL2BoogieTranslator took 619.02ms. Allocated memory is still 77.6MB. Free memory was 58.0MB in the beginning and 54.2MB in the end (delta: 3.8MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-11-21 22:53:29,948 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.82ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 51.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:53:29,949 INFO L158 Benchmark]: Boogie Preprocessor took 35.69ms. Allocated memory is still 77.6MB. Free memory was 51.7MB in the beginning and 49.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:53:29,949 INFO L158 Benchmark]: RCFGBuilder took 755.69ms. Allocated memory is still 77.6MB. Free memory was 49.4MB in the beginning and 49.9MB in the end (delta: -484.0kB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-11-21 22:53:29,950 INFO L158 Benchmark]: CodeCheck took 14.75ms. Allocated memory is still 77.6MB. Free memory was 49.9MB in the beginning and 49.0MB in the end (delta: 842.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:53:29,953 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 0.29ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 619.02ms. Allocated memory is still 77.6MB. Free memory was 58.0MB in the beginning and 54.2MB in the end (delta: 3.8MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.82ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 51.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.69ms. Allocated memory is still 77.6MB. Free memory was 51.7MB in the beginning and 49.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 755.69ms. Allocated memory is still 77.6MB. Free memory was 49.4MB in the beginning and 49.9MB in the end (delta: -484.0kB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * CodeCheck took 14.75ms. Allocated memory is still 77.6MB. Free memory was 49.9MB in the beginning and 49.0MB in the end (delta: 842.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:53:29,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b3835c-2526-4cd8-9726-ad63dd3d0ccb/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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