./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.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_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/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_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/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_87be9d28-503a-4d7b-b1ec-55acb54c39d5/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 4ce97f399f5ab540e05119d9433f4e1bfecfe892f8e87faddc6435387a55a4d6 --- 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 17:02:37,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:02:37,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:02:37,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:02:37,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:02:37,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:02:37,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:02:37,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:02:37,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:02:37,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:02:37,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:02:37,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:02:37,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:02:37,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:02:37,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:02:37,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:02:37,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:02:37,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:02:37,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:02:37,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:02:37,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:02:37,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:02:37,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:02:37,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:02:37,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:02:37,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:02:37,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:02:37,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:02:37,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:02:37,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:02:37,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:02:37,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:02:37,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:02:37,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:02:37,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:02:37,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:02:37,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:02:37,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:02:37,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:02:37,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:02:37,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:02:37,517 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:02:37,560 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:02:37,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:02:37,565 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:02:37,565 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:02:37,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:02:37,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:02:37,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:02:37,567 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:02:37,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:02:37,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:02:37,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:02:37,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:02:37,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:02:37,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:02:37,569 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:02:37,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:02:37,570 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:02:37,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:02:37,570 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:02:37,570 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:02:37,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:02:37,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:37,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:02:37,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:02:37,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:02:37,572 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:02:37,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:02:37,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:02:37,573 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_87be9d28-503a-4d7b-b1ec-55acb54c39d5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ce97f399f5ab540e05119d9433f4e1bfecfe892f8e87faddc6435387a55a4d6 [2022-10-17 17:02:37,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:02:37,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:02:37,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:02:37,904 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:02:37,905 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:02:37,907 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i [2022-10-17 17:02:37,995 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/data/975418d4f/3f7f646ab7004260bb9ff46383e493d1/FLAG404288cbc [2022-10-17 17:02:38,537 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:02:38,537 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i [2022-10-17 17:02:38,571 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/data/975418d4f/3f7f646ab7004260bb9ff46383e493d1/FLAG404288cbc [2022-10-17 17:02:38,827 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/data/975418d4f/3f7f646ab7004260bb9ff46383e493d1 [2022-10-17 17:02:38,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:02:38,830 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:02:38,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:38,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:02:38,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:02:38,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:38" (1/1) ... [2022-10-17 17:02:38,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@429798a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:38, skipping insertion in model container [2022-10-17 17:02:38,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:38" (1/1) ... [2022-10-17 17:02:38,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:02:38,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:39,216 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_87be9d28-503a-4d7b-b1ec-55acb54c39d5/sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i[30176,30189] [2022-10-17 17:02:39,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:39,246 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:02:39,287 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_87be9d28-503a-4d7b-b1ec-55acb54c39d5/sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i[30176,30189] [2022-10-17 17:02:39,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:39,355 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:02:39,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:39 WrapperNode [2022-10-17 17:02:39,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:39,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:39,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:02:39,358 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:02:39,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:39" (1/1) ... [2022-10-17 17:02:39,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:39" (1/1) ... [2022-10-17 17:02:39,435 INFO L138 Inliner]: procedures = 170, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2022-10-17 17:02:39,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:39,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:02:39,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:02:39,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:02:39,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:39" (1/1) ... [2022-10-17 17:02:39,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:39" (1/1) ... [2022-10-17 17:02:39,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:39" (1/1) ... [2022-10-17 17:02:39,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:39" (1/1) ... [2022-10-17 17:02:39,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:39" (1/1) ... [2022-10-17 17:02:39,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:39" (1/1) ... [2022-10-17 17:02:39,489 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:39" (1/1) ... [2022-10-17 17:02:39,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:39" (1/1) ... [2022-10-17 17:02:39,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:02:39,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:02:39,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:02:39,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:02:39,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:39" (1/1) ... [2022-10-17 17:02:39,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:39,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:02:39,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:02:39,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:02:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:02:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:02:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 17:02:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:02:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:02:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-10-17 17:02:39,582 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-10-17 17:02:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:02:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:02:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:02:39,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:02:39,584 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 17:02:39,745 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:02:39,748 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:02:40,009 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:02:40,017 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:02:40,018 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-10-17 17:02:40,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:40 BoogieIcfgContainer [2022-10-17 17:02:40,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:02:40,021 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:02:40,021 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:02:40,032 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:02:40,032 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:40" (1/1) ... [2022-10-17 17:02:40,033 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 17:02:40,042 INFO L158 Benchmark]: Toolchain (without parser) took 1210.30ms. Allocated memory is still 98.6MB. Free memory was 61.9MB in the beginning and 45.8MB in the end (delta: 16.1MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2022-10-17 17:02:40,042 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 98.6MB. Free memory was 79.8MB in the beginning and 79.8MB in the end (delta: 87.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:02:40,043 INFO L158 Benchmark]: CACSL2BoogieTranslator took 523.34ms. Allocated memory is still 98.6MB. Free memory was 61.7MB in the beginning and 64.6MB in the end (delta: -3.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 17:02:40,044 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.84ms. Allocated memory is still 98.6MB. Free memory was 64.6MB in the beginning and 62.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:02:40,045 INFO L158 Benchmark]: Boogie Preprocessor took 66.83ms. Allocated memory is still 98.6MB. Free memory was 62.6MB in the beginning and 60.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:02:40,045 INFO L158 Benchmark]: RCFGBuilder took 516.26ms. Allocated memory is still 98.6MB. Free memory was 60.9MB in the beginning and 47.1MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 17:02:40,046 INFO L158 Benchmark]: CodeCheck took 19.08ms. Allocated memory is still 98.6MB. Free memory was 46.9MB in the beginning and 45.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:02:40,050 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 98.6MB. Free memory was 79.8MB in the beginning and 79.8MB in the end (delta: 87.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 523.34ms. Allocated memory is still 98.6MB. Free memory was 61.7MB in the beginning and 64.6MB in the end (delta: -3.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.84ms. Allocated memory is still 98.6MB. Free memory was 64.6MB in the beginning and 62.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.83ms. Allocated memory is still 98.6MB. Free memory was 62.6MB in the beginning and 60.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 516.26ms. Allocated memory is still 98.6MB. Free memory was 60.9MB in the beginning and 47.1MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 19.08ms. Allocated memory is still 98.6MB. Free memory was 46.9MB in the beginning and 45.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:02:40,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/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_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/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_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/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_87be9d28-503a-4d7b-b1ec-55acb54c39d5/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 4ce97f399f5ab540e05119d9433f4e1bfecfe892f8e87faddc6435387a55a4d6 --- 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 17:02:42,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:02:42,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:02:42,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:02:42,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:02:42,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:02:42,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:02:42,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:02:42,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:02:42,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:02:42,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:02:42,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:02:42,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:02:42,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:02:42,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:02:42,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:02:42,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:02:42,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:02:42,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:02:42,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:02:42,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:02:42,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:02:42,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:02:42,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:02:42,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:02:42,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:02:42,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:02:42,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:02:42,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:02:42,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:02:42,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:02:42,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:02:42,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:02:42,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:02:42,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:02:42,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:02:42,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:02:42,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:02:42,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:02:42,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:02:42,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:02:42,632 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 17:02:42,680 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:02:42,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:02:42,682 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:02:42,682 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:02:42,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:02:42,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:02:42,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:02:42,685 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:02:42,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:02:42,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:02:42,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:02:42,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:02:42,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:02:42,687 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:02:42,687 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:02:42,687 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:02:42,687 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:02:42,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:02:42,687 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:02:42,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:02:42,688 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:02:42,688 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:02:42,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:02:42,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:42,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:02:42,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:02:42,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:02:42,689 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:02:42,689 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:02:42,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:02:42,690 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:02:42,690 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:02:42,690 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_87be9d28-503a-4d7b-b1ec-55acb54c39d5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ce97f399f5ab540e05119d9433f4e1bfecfe892f8e87faddc6435387a55a4d6 [2022-10-17 17:02:43,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:02:43,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:02:43,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:02:43,141 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:02:43,142 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:02:43,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i [2022-10-17 17:02:43,217 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/data/9493a6b8d/4c5414fe1ee44e7daf1881657c417243/FLAGcc62dffbe [2022-10-17 17:02:43,782 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:02:43,783 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i [2022-10-17 17:02:43,801 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/data/9493a6b8d/4c5414fe1ee44e7daf1881657c417243/FLAGcc62dffbe [2022-10-17 17:02:44,031 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/data/9493a6b8d/4c5414fe1ee44e7daf1881657c417243 [2022-10-17 17:02:44,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:02:44,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:02:44,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:44,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:02:44,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:02:44,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:44" (1/1) ... [2022-10-17 17:02:44,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53e8d173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:44, skipping insertion in model container [2022-10-17 17:02:44,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:44" (1/1) ... [2022-10-17 17:02:44,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:02:44,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:44,584 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_87be9d28-503a-4d7b-b1ec-55acb54c39d5/sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i[30176,30189] [2022-10-17 17:02:44,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:44,639 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:02:44,694 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_87be9d28-503a-4d7b-b1ec-55acb54c39d5/sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i[30176,30189] [2022-10-17 17:02:44,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:44,766 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:02:44,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:44 WrapperNode [2022-10-17 17:02:44,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:44,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:44,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:02:44,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:02:44,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:44" (1/1) ... [2022-10-17 17:02:44,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:44" (1/1) ... [2022-10-17 17:02:44,816 INFO L138 Inliner]: procedures = 174, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2022-10-17 17:02:44,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:44,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:02:44,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:02:44,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:02:44,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:44" (1/1) ... [2022-10-17 17:02:44,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:44" (1/1) ... [2022-10-17 17:02:44,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:44" (1/1) ... [2022-10-17 17:02:44,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:44" (1/1) ... [2022-10-17 17:02:44,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:44" (1/1) ... [2022-10-17 17:02:44,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:44" (1/1) ... [2022-10-17 17:02:44,848 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:44" (1/1) ... [2022-10-17 17:02:44,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:44" (1/1) ... [2022-10-17 17:02:44,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:02:44,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:02:44,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:02:44,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:02:44,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:44" (1/1) ... [2022-10-17 17:02:44,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:44,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:02:44,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:02:44,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:02:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 17:02:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 17:02:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:02:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:02:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-10-17 17:02:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-10-17 17:02:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:02:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 17:02:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:02:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 17:02:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:02:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:02:44,937 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 17:02:45,119 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:02:45,121 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:02:45,488 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:02:45,496 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:02:45,497 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-10-17 17:02:45,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:45 BoogieIcfgContainer [2022-10-17 17:02:45,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:02:45,502 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:02:45,503 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:02:45,512 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:02:45,513 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:45" (1/1) ... [2022-10-17 17:02:45,514 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 17:02:45,520 INFO L158 Benchmark]: Toolchain (without parser) took 1481.45ms. Allocated memory is still 67.1MB. Free memory was 47.3MB in the beginning and 42.4MB in the end (delta: 5.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2022-10-17 17:02:45,522 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory was 48.4MB in the beginning and 48.4MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:02:45,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.24ms. Allocated memory is still 67.1MB. Free memory was 47.1MB in the beginning and 40.5MB in the end (delta: 6.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 17:02:45,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.17ms. Allocated memory is still 67.1MB. Free memory was 40.5MB in the beginning and 38.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:02:45,525 INFO L158 Benchmark]: Boogie Preprocessor took 36.76ms. Allocated memory is still 67.1MB. Free memory was 38.4MB in the beginning and 36.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:02:45,526 INFO L158 Benchmark]: RCFGBuilder took 645.88ms. Allocated memory is still 67.1MB. Free memory was 36.3MB in the beginning and 43.4MB in the end (delta: -7.1MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-10-17 17:02:45,527 INFO L158 Benchmark]: CodeCheck took 16.33ms. Allocated memory is still 67.1MB. Free memory was 43.4MB in the beginning and 42.4MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:02:45,541 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 0.33ms. Allocated memory is still 67.1MB. Free memory was 48.4MB in the beginning and 48.4MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 727.24ms. Allocated memory is still 67.1MB. Free memory was 47.1MB in the beginning and 40.5MB in the end (delta: 6.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.17ms. Allocated memory is still 67.1MB. Free memory was 40.5MB in the beginning and 38.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.76ms. Allocated memory is still 67.1MB. Free memory was 38.4MB in the beginning and 36.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 645.88ms. Allocated memory is still 67.1MB. Free memory was 36.3MB in the beginning and 43.4MB in the end (delta: -7.1MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * CodeCheck took 16.33ms. Allocated memory is still 67.1MB. Free memory was 43.4MB in the beginning and 42.4MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:02:45,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87be9d28-503a-4d7b-b1ec-55acb54c39d5/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