./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_ok.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_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/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_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/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_bc27b984-ccde-422a-9b81-a8d62a8d050f/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 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 --- 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 16:35:39,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:39,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:39,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:39,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:39,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:39,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:39,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:39,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:39,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:39,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:39,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:39,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:39,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:39,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:39,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:39,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:39,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:40,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:40,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:40,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:40,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:40,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:40,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:40,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:40,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:40,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:40,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:40,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:40,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:40,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:40,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:40,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:40,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:40,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:40,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:40,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:40,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:40,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:40,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:40,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:40,031 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:35:40,056 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:40,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:40,057 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:35:40,058 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:35:40,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:40,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:40,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:40,059 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:35:40,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:35:40,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:35:40,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:40,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:35:40,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:40,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:35:40,061 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:35:40,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:35:40,062 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:40,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:35:40,062 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:40,062 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:40,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:40,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:40,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:40,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:40,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:35:40,064 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:35:40,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:35:40,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:35:40,065 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_bc27b984-ccde-422a-9b81-a8d62a8d050f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 [2022-10-17 16:35:40,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:40,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:40,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:40,354 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:40,355 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:40,356 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread/queue_ok.i [2022-10-17 16:35:40,428 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/data/55e3ab149/7296694a272f4de0a1016eeb823676db/FLAG329bf45e2 [2022-10-17 16:35:41,088 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:41,092 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/sv-benchmarks/c/pthread/queue_ok.i [2022-10-17 16:35:41,119 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/data/55e3ab149/7296694a272f4de0a1016eeb823676db/FLAG329bf45e2 [2022-10-17 16:35:41,341 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/data/55e3ab149/7296694a272f4de0a1016eeb823676db [2022-10-17 16:35:41,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:41,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:41,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:41,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:41,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:41,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:41,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48ecb6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41, skipping insertion in model container [2022-10-17 16:35:41,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:41,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:41,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:41,979 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_bc27b984-ccde-422a-9b81-a8d62a8d050f/sv-benchmarks/c/pthread/queue_ok.i[43266,43279] [2022-10-17 16:35:41,988 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_bc27b984-ccde-422a-9b81-a8d62a8d050f/sv-benchmarks/c/pthread/queue_ok.i[43543,43556] [2022-10-17 16:35:41,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:42,010 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:42,077 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_bc27b984-ccde-422a-9b81-a8d62a8d050f/sv-benchmarks/c/pthread/queue_ok.i[43266,43279] [2022-10-17 16:35:42,080 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_bc27b984-ccde-422a-9b81-a8d62a8d050f/sv-benchmarks/c/pthread/queue_ok.i[43543,43556] [2022-10-17 16:35:42,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:42,174 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:42,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:42 WrapperNode [2022-10-17 16:35:42,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:42,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:42,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:42,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:42,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:42" (1/1) ... [2022-10-17 16:35:42,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:42" (1/1) ... [2022-10-17 16:35:42,274 INFO L138 Inliner]: procedures = 274, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 178 [2022-10-17 16:35:42,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:42,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:42,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:42,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:42,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:42" (1/1) ... [2022-10-17 16:35:42,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:42" (1/1) ... [2022-10-17 16:35:42,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:42" (1/1) ... [2022-10-17 16:35:42,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:42" (1/1) ... [2022-10-17 16:35:42,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:42" (1/1) ... [2022-10-17 16:35:42,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:42" (1/1) ... [2022-10-17 16:35:42,338 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:42" (1/1) ... [2022-10-17 16:35:42,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:42" (1/1) ... [2022-10-17 16:35:42,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:42,344 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:42,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:42,345 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:42,350 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:42" (1/1) ... [2022-10-17 16:35:42,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:42,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:42,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:42,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:42,443 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-17 16:35:42,444 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-17 16:35:42,444 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-17 16:35:42,444 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-17 16:35:42,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:35:42,444 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-10-17 16:35:42,445 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-10-17 16:35:42,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:35:42,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:35:42,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:35:42,445 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:35:42,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:42,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:35:42,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:42,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:42,448 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 16:35:42,684 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:42,686 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:43,092 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:43,105 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:43,106 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:35:43,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:43 BoogieIcfgContainer [2022-10-17 16:35:43,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:43,114 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:43,114 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:43,123 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:43,124 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:43" (1/1) ... [2022-10-17 16:35:43,124 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 16:35:43,129 INFO L158 Benchmark]: Toolchain (without parser) took 1782.13ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 87.9MB in the beginning and 112.6MB in the end (delta: -24.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:35:43,129 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 121.6MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:35:43,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 827.66ms. Allocated memory is still 121.6MB. Free memory was 87.6MB in the beginning and 74.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:35:43,131 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.66ms. Allocated memory is still 121.6MB. Free memory was 74.6MB in the beginning and 71.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:35:43,132 INFO L158 Benchmark]: Boogie Preprocessor took 68.35ms. Allocated memory is still 121.6MB. Free memory was 71.8MB in the beginning and 69.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:35:43,133 INFO L158 Benchmark]: RCFGBuilder took 769.07ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 69.7MB in the beginning and 113.6MB in the end (delta: -43.9MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2022-10-17 16:35:43,133 INFO L158 Benchmark]: CodeCheck took 12.73ms. Allocated memory is still 146.8MB. Free memory was 113.6MB in the beginning and 112.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:35:43,141 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 121.6MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 827.66ms. Allocated memory is still 121.6MB. Free memory was 87.6MB in the beginning and 74.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.66ms. Allocated memory is still 121.6MB. Free memory was 74.6MB in the beginning and 71.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.35ms. Allocated memory is still 121.6MB. Free memory was 71.8MB in the beginning and 69.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 769.07ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 69.7MB in the beginning and 113.6MB in the end (delta: -43.9MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * CodeCheck took 12.73ms. Allocated memory is still 146.8MB. Free memory was 113.6MB in the beginning and 112.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:35:43,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/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_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/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_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/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_bc27b984-ccde-422a-9b81-a8d62a8d050f/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 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 --- 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 16:35:45,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:45,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:45,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:45,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:45,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:45,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:45,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:45,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:45,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:45,876 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:45,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:45,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:45,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:45,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:45,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:45,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:45,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:45,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:45,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:45,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:45,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:45,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:45,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:45,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:45,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:45,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:45,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:45,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:45,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:45,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:45,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:45,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:45,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:45,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:45,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:45,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:45,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:45,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:45,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:45,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:45,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:35:45,963 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:45,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:45,966 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:35:45,966 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:35:45,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:45,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:45,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:45,968 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:35:45,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:35:45,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:45,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:35:45,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:45,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:35:45,970 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:35:45,970 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:35:45,971 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:35:45,971 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:35:45,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:35:45,971 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:45,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:35:45,972 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:45,972 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:45,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:45,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:45,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:45,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:45,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:35:45,973 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:35:45,973 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:35:45,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:35:45,974 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:35:45,974 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:35:45,974 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_bc27b984-ccde-422a-9b81-a8d62a8d050f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 [2022-10-17 16:35:46,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:46,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:46,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:46,347 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:46,352 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:46,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread/queue_ok.i [2022-10-17 16:35:46,434 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/data/e42e3aaf6/ff972488c23a4592b05dfb52b11549b8/FLAGb7ecdefe6 [2022-10-17 16:35:47,171 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:47,173 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/sv-benchmarks/c/pthread/queue_ok.i [2022-10-17 16:35:47,197 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/data/e42e3aaf6/ff972488c23a4592b05dfb52b11549b8/FLAGb7ecdefe6 [2022-10-17 16:35:47,421 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/data/e42e3aaf6/ff972488c23a4592b05dfb52b11549b8 [2022-10-17 16:35:47,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:47,427 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:47,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:47,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:47,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:47,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:47" (1/1) ... [2022-10-17 16:35:47,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bee5c1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:47, skipping insertion in model container [2022-10-17 16:35:47,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:47" (1/1) ... [2022-10-17 16:35:47,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:47,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:48,155 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_bc27b984-ccde-422a-9b81-a8d62a8d050f/sv-benchmarks/c/pthread/queue_ok.i[43266,43279] [2022-10-17 16:35:48,161 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_bc27b984-ccde-422a-9b81-a8d62a8d050f/sv-benchmarks/c/pthread/queue_ok.i[43543,43556] [2022-10-17 16:35:48,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:48,182 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:48,244 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_bc27b984-ccde-422a-9b81-a8d62a8d050f/sv-benchmarks/c/pthread/queue_ok.i[43266,43279] [2022-10-17 16:35:48,247 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_bc27b984-ccde-422a-9b81-a8d62a8d050f/sv-benchmarks/c/pthread/queue_ok.i[43543,43556] [2022-10-17 16:35:48,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:48,343 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:48,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48 WrapperNode [2022-10-17 16:35:48,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:48,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:48,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:48,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:48,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,405 INFO L138 Inliner]: procedures = 278, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 174 [2022-10-17 16:35:48,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:48,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:48,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:48,407 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:48,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,445 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,448 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,453 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:48,454 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:48,454 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:48,454 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:48,455 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:48,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:48,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:48,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:35:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-17 16:35:48,546 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-17 16:35:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-17 16:35:48,548 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-17 16:35:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:35:48,549 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-10-17 16:35:48,550 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-10-17 16:35:48,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:35:48,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:35:48,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:35:48,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:35:48,551 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:35:48,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:48,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:48,554 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 16:35:48,800 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:48,802 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:49,205 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:49,216 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:49,217 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:35:49,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:49 BoogieIcfgContainer [2022-10-17 16:35:49,220 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:49,221 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:49,221 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:49,231 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:49,232 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:49" (1/1) ... [2022-10-17 16:35:49,232 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 16:35:49,237 INFO L158 Benchmark]: Toolchain (without parser) took 1809.39ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 46.7MB in the beginning and 56.6MB in the end (delta: -9.9MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2022-10-17 16:35:49,238 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 67.1MB. Free memory was 48.3MB in the beginning and 48.3MB in the end (delta: 56.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:35:49,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 916.27ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 46.4MB in the beginning and 62.7MB in the end (delta: -16.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-10-17 16:35:49,239 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.59ms. Allocated memory is still 81.8MB. Free memory was 62.7MB in the beginning and 59.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:35:49,240 INFO L158 Benchmark]: Boogie Preprocessor took 46.68ms. Allocated memory is still 81.8MB. Free memory was 59.8MB in the beginning and 57.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:35:49,241 INFO L158 Benchmark]: RCFGBuilder took 766.50ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 57.8MB in the end (delta: -327.1kB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2022-10-17 16:35:49,241 INFO L158 Benchmark]: CodeCheck took 14.15ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 56.6MB in the end (delta: 811.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:35:49,245 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 67.1MB. Free memory was 48.3MB in the beginning and 48.3MB in the end (delta: 56.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 916.27ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 46.4MB in the beginning and 62.7MB in the end (delta: -16.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.59ms. Allocated memory is still 81.8MB. Free memory was 62.7MB in the beginning and 59.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.68ms. Allocated memory is still 81.8MB. Free memory was 59.8MB in the beginning and 57.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 766.50ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 57.8MB in the end (delta: -327.1kB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * CodeCheck took 14.15ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 56.6MB in the end (delta: 811.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:35:49,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc27b984-ccde-422a-9b81-a8d62a8d050f/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