./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB --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 a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- 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-dbf71c6-m [2022-10-17 16:44:09,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:09,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:09,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:09,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:09,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:09,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:09,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:09,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:09,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:09,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:09,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:09,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:09,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:09,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:09,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:09,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:09,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:09,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:09,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:09,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:09,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:09,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:09,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:09,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:09,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:09,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:09,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:09,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:09,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:09,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:09,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:09,508 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:09,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:09,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:09,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:09,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:09,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:09,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:09,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:09,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:09,517 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:44:09,550 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:09,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:09,551 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:09,551 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:09,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:09,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:09,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:09,553 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:09,553 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:09,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:09,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:09,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:09,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:09,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:09,554 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:09,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:09,555 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:09,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:09,558 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:09,558 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:09,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:09,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:09,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:09,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:09,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:09,561 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:09,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:09,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:09,562 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_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2022-10-17 16:44:09,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:09,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:09,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:09,893 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:09,912 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:09,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2022-10-17 16:44:10,041 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/data/abca1487f/7c2da049626b45e5a64532dbeff8a783/FLAG793fb32a7 [2022-10-17 16:44:10,631 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:10,631 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2022-10-17 16:44:10,645 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/data/abca1487f/7c2da049626b45e5a64532dbeff8a783/FLAG793fb32a7 [2022-10-17 16:44:10,885 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/data/abca1487f/7c2da049626b45e5a64532dbeff8a783 [2022-10-17 16:44:10,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:10,889 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:10,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:10,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:10,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:10,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:10" (1/1) ... [2022-10-17 16:44:10,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f7b82d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:10, skipping insertion in model container [2022-10-17 16:44:10,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:10" (1/1) ... [2022-10-17 16:44:10,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:10,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:11,469 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_125006b7-99a4-41b5-8204-46489517afe3/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30440,30453] [2022-10-17 16:44:11,487 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_125006b7-99a4-41b5-8204-46489517afe3/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30895,30908] [2022-10-17 16:44:11,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:11,515 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:11,579 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_125006b7-99a4-41b5-8204-46489517afe3/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30440,30453] [2022-10-17 16:44:11,591 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_125006b7-99a4-41b5-8204-46489517afe3/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30895,30908] [2022-10-17 16:44:11,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:11,651 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:11,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:11 WrapperNode [2022-10-17 16:44:11,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:11,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:11,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:11,655 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:11,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:11" (1/1) ... [2022-10-17 16:44:11,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:11" (1/1) ... [2022-10-17 16:44:11,720 INFO L138 Inliner]: procedures = 168, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 135 [2022-10-17 16:44:11,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:11,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:11,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:11,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:11,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:11" (1/1) ... [2022-10-17 16:44:11,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:11" (1/1) ... [2022-10-17 16:44:11,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:11" (1/1) ... [2022-10-17 16:44:11,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:11" (1/1) ... [2022-10-17 16:44:11,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:11" (1/1) ... [2022-10-17 16:44:11,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:11" (1/1) ... [2022-10-17 16:44:11,776 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:11" (1/1) ... [2022-10-17 16:44:11,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:11" (1/1) ... [2022-10-17 16:44:11,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:11,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:11,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:11,784 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:11,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:11" (1/1) ... [2022-10-17 16:44:11,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:11,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:11,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:11,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:44:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-17 16:44:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-17 16:44:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-17 16:44:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-17 16:44:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:44:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:44:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:44:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:44:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:44:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:44:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:11,894 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:44:12,040 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:12,042 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:12,491 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:12,502 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:12,502 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:44:12,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:12 BoogieIcfgContainer [2022-10-17 16:44:12,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:44:12,506 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:44:12,506 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:44:12,523 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:44:12,524 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:12" (1/1) ... [2022-10-17 16:44:12,525 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) [2022-10-17 16:44:12,535 INFO L158 Benchmark]: Toolchain (without parser) took 1644.53ms. Allocated memory was 92.3MB in the beginning and 127.9MB in the end (delta: 35.7MB). Free memory was 53.1MB in the beginning and 99.2MB in the end (delta: -46.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:44:12,535 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 92.3MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:44:12,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 762.05ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 54.4MB in the end (delta: -1.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:44:12,537 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.35ms. Allocated memory is still 92.3MB. Free memory was 54.4MB in the beginning and 52.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:12,538 INFO L158 Benchmark]: Boogie Preprocessor took 57.04ms. Allocated memory is still 92.3MB. Free memory was 52.0MB in the beginning and 50.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:12,539 INFO L158 Benchmark]: RCFGBuilder took 721.89ms. Allocated memory was 92.3MB in the beginning and 127.9MB in the end (delta: 35.7MB). Free memory was 50.1MB in the beginning and 100.3MB in the end (delta: -50.2MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:12,540 INFO L158 Benchmark]: CodeCheck took 26.71ms. Allocated memory is still 127.9MB. Free memory was 100.3MB in the beginning and 99.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:12,544 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 0.39ms. Allocated memory is still 92.3MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 762.05ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 54.4MB in the end (delta: -1.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.35ms. Allocated memory is still 92.3MB. Free memory was 54.4MB in the beginning and 52.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.04ms. Allocated memory is still 92.3MB. Free memory was 52.0MB in the beginning and 50.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 721.89ms. Allocated memory was 92.3MB in the beginning and 127.9MB in the end (delta: 35.7MB). Free memory was 50.1MB in the beginning and 100.3MB in the end (delta: -50.2MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * CodeCheck took 26.71ms. Allocated memory is still 127.9MB. Free memory was 100.3MB in the beginning and 99.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:44:12,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/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_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB --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 a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- 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-dbf71c6-m [2022-10-17 16:44:15,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:15,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:15,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:15,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:15,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:15,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:15,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:15,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:15,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:15,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:15,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:15,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:15,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:15,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:15,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:15,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:15,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:15,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:15,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:15,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:15,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:15,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:15,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:15,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:15,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:15,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:15,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:15,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:15,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:15,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:15,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:15,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:15,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:15,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:15,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:15,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:15,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:15,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:15,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:15,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:15,438 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:44:15,502 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:15,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:15,505 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:15,505 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:15,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:15,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:15,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:15,508 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:15,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:15,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:15,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:15,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:15,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:15,511 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:44:15,511 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:44:15,511 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:44:15,511 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:15,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:15,512 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:15,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:15,513 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:15,513 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:15,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:15,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:15,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:15,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:15,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:15,515 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:44:15,515 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:44:15,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:15,515 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:44:15,516 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:44:15,516 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_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2022-10-17 16:44:15,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:16,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:16,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:16,029 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:16,030 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:16,032 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2022-10-17 16:44:16,122 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/data/748ac2061/6a8f4b08d97a44b2a49b318503ce68f7/FLAGd46846b23 [2022-10-17 16:44:16,820 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:16,825 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2022-10-17 16:44:16,850 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/data/748ac2061/6a8f4b08d97a44b2a49b318503ce68f7/FLAGd46846b23 [2022-10-17 16:44:17,052 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/data/748ac2061/6a8f4b08d97a44b2a49b318503ce68f7 [2022-10-17 16:44:17,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:17,059 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:17,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:17,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:17,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:17,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:17" (1/1) ... [2022-10-17 16:44:17,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@353302d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:17, skipping insertion in model container [2022-10-17 16:44:17,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:17" (1/1) ... [2022-10-17 16:44:17,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:17,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:17,692 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_125006b7-99a4-41b5-8204-46489517afe3/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30440,30453] [2022-10-17 16:44:17,709 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_125006b7-99a4-41b5-8204-46489517afe3/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30895,30908] [2022-10-17 16:44:17,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:17,753 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:17,814 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_125006b7-99a4-41b5-8204-46489517afe3/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30440,30453] [2022-10-17 16:44:17,827 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_125006b7-99a4-41b5-8204-46489517afe3/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30895,30908] [2022-10-17 16:44:17,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:17,911 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:17,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:17 WrapperNode [2022-10-17 16:44:17,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:17,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:17,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:17,914 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:17,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:17" (1/1) ... [2022-10-17 16:44:17,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:17" (1/1) ... [2022-10-17 16:44:17,991 INFO L138 Inliner]: procedures = 175, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 134 [2022-10-17 16:44:17,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:17,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:17,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:17,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:18,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:17" (1/1) ... [2022-10-17 16:44:18,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:17" (1/1) ... [2022-10-17 16:44:18,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:17" (1/1) ... [2022-10-17 16:44:18,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:17" (1/1) ... [2022-10-17 16:44:18,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:17" (1/1) ... [2022-10-17 16:44:18,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:17" (1/1) ... [2022-10-17 16:44:18,064 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:17" (1/1) ... [2022-10-17 16:44:18,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:17" (1/1) ... [2022-10-17 16:44:18,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:18,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:18,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:18,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:18,077 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:17" (1/1) ... [2022-10-17 16:44:18,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:18,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:18,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:18,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-10-17 16:44:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:44:18,174 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-17 16:44:18,174 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-17 16:44:18,174 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-17 16:44:18,174 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-17 16:44:18,174 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:44:18,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:18,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:44:18,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-10-17 16:44:18,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:44:18,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:44:18,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:44:18,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-10-17 16:44:18,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:44:18,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:44:18,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:18,178 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:44:18,361 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:18,363 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:18,874 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:18,885 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:18,886 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:44:18,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:18 BoogieIcfgContainer [2022-10-17 16:44:18,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:44:18,890 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:44:18,890 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:44:18,902 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:44:18,903 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:18" (1/1) ... [2022-10-17 16:44:18,904 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) [2022-10-17 16:44:18,908 INFO L158 Benchmark]: Toolchain (without parser) took 1848.53ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 34.0MB in the beginning and 52.6MB in the end (delta: -18.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:44:18,909 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 58.7MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:44:18,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 850.79ms. Allocated memory is still 58.7MB. Free memory was 33.9MB in the beginning and 29.4MB in the end (delta: 4.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:44:18,911 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.45ms. Allocated memory is still 58.7MB. Free memory was 29.2MB in the beginning and 26.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:18,912 INFO L158 Benchmark]: Boogie Preprocessor took 80.32ms. Allocated memory is still 58.7MB. Free memory was 26.9MB in the beginning and 40.1MB in the end (delta: -13.2MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2022-10-17 16:44:18,913 INFO L158 Benchmark]: RCFGBuilder took 813.04ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 40.1MB in the beginning and 53.7MB in the end (delta: -13.6MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2022-10-17 16:44:18,913 INFO L158 Benchmark]: CodeCheck took 15.91ms. Allocated memory is still 75.5MB. Free memory was 53.7MB in the beginning and 52.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:44:18,918 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 0.37ms. Allocated memory is still 58.7MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 850.79ms. Allocated memory is still 58.7MB. Free memory was 33.9MB in the beginning and 29.4MB in the end (delta: 4.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.45ms. Allocated memory is still 58.7MB. Free memory was 29.2MB in the beginning and 26.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.32ms. Allocated memory is still 58.7MB. Free memory was 26.9MB in the beginning and 40.1MB in the end (delta: -13.2MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * RCFGBuilder took 813.04ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 40.1MB in the beginning and 53.7MB in the end (delta: -13.6MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * CodeCheck took 15.91ms. Allocated memory is still 75.5MB. Free memory was 53.7MB in the beginning and 52.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:44:18,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125006b7-99a4-41b5-8204-46489517afe3/bin/ukojak-92XMlrwhuB/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