./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longest.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/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_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/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_9b93e110-756c-46b5-bdda-bc602bae41e6/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 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d --- 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 16:39:09,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:09,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:09,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:09,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:09,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:09,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:09,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:09,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:09,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:09,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:09,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:09,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:09,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:09,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:09,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:09,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:09,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:09,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:09,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:09,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:09,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:09,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:09,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:09,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:09,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:09,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:09,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:09,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:09,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:09,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:09,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:09,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:09,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:09,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:09,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:09,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:09,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:09,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:09,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:09,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:09,274 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:39:09,318 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:09,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:09,320 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:09,320 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:09,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:09,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:09,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:09,322 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:09,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:39:09,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:09,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:09,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:09,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:09,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:09,324 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:09,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:09,325 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:09,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:09,325 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:09,325 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:09,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:09,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:09,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:09,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:09,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:09,327 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:39:09,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:39:09,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:09,328 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_9b93e110-756c-46b5-bdda-bc602bae41e6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d [2022-10-17 16:39:09,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:09,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:09,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:09,638 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:09,639 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:09,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread/queue_ok_longest.i [2022-10-17 16:39:09,727 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/data/b97c699e4/c3e5b346527c4a338ede5536518ec821/FLAG62f841e13 [2022-10-17 16:39:10,345 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:10,346 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/sv-benchmarks/c/pthread/queue_ok_longest.i [2022-10-17 16:39:10,368 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/data/b97c699e4/c3e5b346527c4a338ede5536518ec821/FLAG62f841e13 [2022-10-17 16:39:10,600 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/data/b97c699e4/c3e5b346527c4a338ede5536518ec821 [2022-10-17 16:39:10,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:10,605 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:10,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:10,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:10,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:10,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:10" (1/1) ... [2022-10-17 16:39:10,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e32a18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:10, skipping insertion in model container [2022-10-17 16:39:10,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:10" (1/1) ... [2022-10-17 16:39:10,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:10,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:11,211 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_9b93e110-756c-46b5-bdda-bc602bae41e6/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-10-17 16:39:11,217 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_9b93e110-756c-46b5-bdda-bc602bae41e6/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-10-17 16:39:11,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:11,232 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:11,279 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_9b93e110-756c-46b5-bdda-bc602bae41e6/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-10-17 16:39:11,281 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_9b93e110-756c-46b5-bdda-bc602bae41e6/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-10-17 16:39:11,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:11,346 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:11,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:11 WrapperNode [2022-10-17 16:39:11,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:11,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:11,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:11,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:11,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:11" (1/1) ... [2022-10-17 16:39:11,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:11" (1/1) ... [2022-10-17 16:39:11,406 INFO L138 Inliner]: procedures = 274, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 178 [2022-10-17 16:39:11,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:11,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:11,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:11,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:11,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:11" (1/1) ... [2022-10-17 16:39:11,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:11" (1/1) ... [2022-10-17 16:39:11,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:11" (1/1) ... [2022-10-17 16:39:11,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:11" (1/1) ... [2022-10-17 16:39:11,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:11" (1/1) ... [2022-10-17 16:39:11,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:11" (1/1) ... [2022-10-17 16:39:11,453 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:11" (1/1) ... [2022-10-17 16:39:11,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:11" (1/1) ... [2022-10-17 16:39:11,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:11,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:11,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:11,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:11,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:11" (1/1) ... [2022-10-17 16:39:11,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:11,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:11,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:11,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-17 16:39:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-17 16:39:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-17 16:39:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-17 16:39:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:39:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-10-17 16:39:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-10-17 16:39:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:39:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:39:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:39:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:39:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:39:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:11,584 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 16:39:11,816 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:11,818 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:12,167 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:12,208 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:12,208 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:39:12,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:12 BoogieIcfgContainer [2022-10-17 16:39:12,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:39:12,212 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:39:12,212 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:39:12,224 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:39:12,224 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:12" (1/1) ... [2022-10-17 16:39:12,225 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 16:39:12,230 INFO L158 Benchmark]: Toolchain (without parser) took 1624.00ms. Allocated memory is still 111.1MB. Free memory was 70.8MB in the beginning and 40.3MB in the end (delta: 30.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-10-17 16:39:12,230 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:12,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 740.56ms. Allocated memory is still 111.1MB. Free memory was 70.6MB in the beginning and 66.2MB in the end (delta: 4.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:39:12,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.93ms. Allocated memory is still 111.1MB. Free memory was 66.2MB in the beginning and 63.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:39:12,258 INFO L158 Benchmark]: Boogie Preprocessor took 51.38ms. Allocated memory is still 111.1MB. Free memory was 63.4MB in the beginning and 61.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:39:12,259 INFO L158 Benchmark]: RCFGBuilder took 751.65ms. Allocated memory is still 111.1MB. Free memory was 61.3MB in the beginning and 41.4MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-10-17 16:39:12,260 INFO L158 Benchmark]: CodeCheck took 15.88ms. Allocated memory is still 111.1MB. Free memory was 41.0MB in the beginning and 40.3MB in the end (delta: 740.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:12,264 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 0.31ms. Allocated memory is still 111.1MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 740.56ms. Allocated memory is still 111.1MB. Free memory was 70.6MB in the beginning and 66.2MB in the end (delta: 4.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.93ms. Allocated memory is still 111.1MB. Free memory was 66.2MB in the beginning and 63.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.38ms. Allocated memory is still 111.1MB. Free memory was 63.4MB in the beginning and 61.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 751.65ms. Allocated memory is still 111.1MB. Free memory was 61.3MB in the beginning and 41.4MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 15.88ms. Allocated memory is still 111.1MB. Free memory was 41.0MB in the beginning and 40.3MB in the end (delta: 740.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:39:12,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/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_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/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_9b93e110-756c-46b5-bdda-bc602bae41e6/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 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d --- 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 16:39:14,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:14,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:15,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:15,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:15,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:15,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:15,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:15,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:15,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:15,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:15,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:15,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:15,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:15,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:15,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:15,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:15,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:15,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:15,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:15,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:15,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:15,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:15,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:15,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:15,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:15,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:15,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:15,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:15,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:15,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:15,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:15,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:15,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:15,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:15,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:15,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:15,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:15,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:15,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:15,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:15,098 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:39:15,143 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:15,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:15,146 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:15,146 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:15,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:15,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:15,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:15,149 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:15,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:15,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:15,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:15,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:15,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:15,151 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:39:15,152 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:39:15,152 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:39:15,152 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:15,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:15,152 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:15,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:15,153 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:15,153 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:15,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:15,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:15,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:15,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:15,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:15,155 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:39:15,155 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:39:15,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:15,155 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:39:15,156 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:39:15,156 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_9b93e110-756c-46b5-bdda-bc602bae41e6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d [2022-10-17 16:39:15,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:15,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:15,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:15,618 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:15,619 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:15,621 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread/queue_ok_longest.i [2022-10-17 16:39:15,682 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/data/cc910ec8c/a42edc4f88bf4de3b1de651a74e78b3f/FLAGc59cdbe48 [2022-10-17 16:39:16,335 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:16,336 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/sv-benchmarks/c/pthread/queue_ok_longest.i [2022-10-17 16:39:16,357 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/data/cc910ec8c/a42edc4f88bf4de3b1de651a74e78b3f/FLAGc59cdbe48 [2022-10-17 16:39:16,551 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/data/cc910ec8c/a42edc4f88bf4de3b1de651a74e78b3f [2022-10-17 16:39:16,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:16,558 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:16,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:16,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:16,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:16,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:16" (1/1) ... [2022-10-17 16:39:16,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@308453d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:16, skipping insertion in model container [2022-10-17 16:39:16,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:16" (1/1) ... [2022-10-17 16:39:16,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:16,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:17,158 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_9b93e110-756c-46b5-bdda-bc602bae41e6/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-10-17 16:39:17,164 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_9b93e110-756c-46b5-bdda-bc602bae41e6/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-10-17 16:39:17,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:17,207 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:17,267 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_9b93e110-756c-46b5-bdda-bc602bae41e6/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-10-17 16:39:17,270 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_9b93e110-756c-46b5-bdda-bc602bae41e6/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-10-17 16:39:17,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:17,353 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:17,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:17 WrapperNode [2022-10-17 16:39:17,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:17,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:17,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:17,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:17,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:17" (1/1) ... [2022-10-17 16:39:17,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:17" (1/1) ... [2022-10-17 16:39:17,456 INFO L138 Inliner]: procedures = 278, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 174 [2022-10-17 16:39:17,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:17,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:17,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:17,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:17,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:17" (1/1) ... [2022-10-17 16:39:17,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:17" (1/1) ... [2022-10-17 16:39:17,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:17" (1/1) ... [2022-10-17 16:39:17,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:17" (1/1) ... [2022-10-17 16:39:17,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:17" (1/1) ... [2022-10-17 16:39:17,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:17" (1/1) ... [2022-10-17 16:39:17,521 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:17" (1/1) ... [2022-10-17 16:39:17,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:17" (1/1) ... [2022-10-17 16:39:17,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:17,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:17,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:17,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:17,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:17" (1/1) ... [2022-10-17 16:39:17,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:17,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:17,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:17,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:17,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:39:17,611 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-17 16:39:17,611 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-17 16:39:17,612 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-17 16:39:17,612 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-17 16:39:17,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:39:17,612 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-10-17 16:39:17,613 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-10-17 16:39:17,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:39:17,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:39:17,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:39:17,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:39:17,614 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:39:17,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:17,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:17,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:17,616 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 16:39:17,795 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:17,797 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:18,232 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:18,242 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:18,243 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:39:18,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:18 BoogieIcfgContainer [2022-10-17 16:39:18,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:39:18,247 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:39:18,247 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:39:18,257 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:39:18,257 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:18" (1/1) ... [2022-10-17 16:39:18,258 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 16:39:18,263 INFO L158 Benchmark]: Toolchain (without parser) took 1703.70ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 45.5MB in the beginning and 40.2MB in the end (delta: 5.3MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2022-10-17 16:39:18,264 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:18,265 INFO L158 Benchmark]: CACSL2BoogieTranslator took 793.85ms. Allocated memory is still 67.1MB. Free memory was 45.2MB in the beginning and 28.9MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:39:18,266 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.95ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 28.9MB in the beginning and 65.9MB in the end (delta: -37.0MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2022-10-17 16:39:18,286 INFO L158 Benchmark]: Boogie Preprocessor took 69.97ms. Allocated memory is still 86.0MB. Free memory was 65.9MB in the beginning and 63.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:39:18,287 INFO L158 Benchmark]: RCFGBuilder took 715.65ms. Allocated memory is still 86.0MB. Free memory was 63.5MB in the beginning and 41.0MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-10-17 16:39:18,288 INFO L158 Benchmark]: CodeCheck took 14.59ms. Allocated memory is still 86.0MB. Free memory was 41.0MB in the beginning and 40.2MB in the end (delta: 845.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:18,291 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 0.34ms. Allocated memory is still 67.1MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 793.85ms. Allocated memory is still 67.1MB. Free memory was 45.2MB in the beginning and 28.9MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.95ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 28.9MB in the beginning and 65.9MB in the end (delta: -37.0MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.97ms. Allocated memory is still 86.0MB. Free memory was 65.9MB in the beginning and 63.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 715.65ms. Allocated memory is still 86.0MB. Free memory was 63.5MB in the beginning and 41.0MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 14.59ms. Allocated memory is still 86.0MB. Free memory was 41.0MB in the beginning and 40.2MB in the end (delta: 845.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:39:18,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93e110-756c-46b5-bdda-bc602bae41e6/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