./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:30:09,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:30:09,288 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:30:09,292 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:30:09,292 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:30:09,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:30:09,315 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:30:09,315 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:30:09,316 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:30:09,317 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:30:09,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:30:09,318 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:30:09,318 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:30:09,319 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:30:09,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:30:09,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:30:09,321 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:30:09,321 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:30:09,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:30:09,322 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:30:09,323 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:30:09,323 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:30:09,324 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:30:09,325 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:30:09,325 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:30:09,326 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:30:09,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:30:09,327 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:30:09,327 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:30:09,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:30:09,328 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:30:09,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:30:09,328 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:30:09,329 INFO L153 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_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765 [2023-12-02 21:30:09,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:30:09,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:30:09,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:30:09,553 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:30:09,553 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:30:09,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i [2023-12-02 21:30:12,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:30:12,674 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:30:12,674 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i [2023-12-02 21:30:12,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/data/6f11d119f/1c4a2815a8724cc4ab97e6cc7520dffa/FLAG5d22e7e71 [2023-12-02 21:30:12,708 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/data/6f11d119f/1c4a2815a8724cc4ab97e6cc7520dffa [2023-12-02 21:30:12,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:30:12,712 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:30:12,713 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:30:12,714 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:30:12,718 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:30:12,719 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:30:12" (1/1) ... [2023-12-02 21:30:12,720 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40fff3ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:12, skipping insertion in model container [2023-12-02 21:30:12,721 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:30:12" (1/1) ... [2023-12-02 21:30:12,773 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:30:13,202 WARN L240 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_81a9382a-fad9-4acb-bf35-2410a3312038/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i[47038,47051] [2023-12-02 21:30:13,234 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:30:13,247 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:30:13,284 WARN L240 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_81a9382a-fad9-4acb-bf35-2410a3312038/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i[47038,47051] [2023-12-02 21:30:13,297 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:30:13,363 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:30:13,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:13 WrapperNode [2023-12-02 21:30:13,364 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:30:13,365 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:30:13,366 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:30:13,366 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:30:13,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:13" (1/1) ... [2023-12-02 21:30:13,391 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:13" (1/1) ... [2023-12-02 21:30:13,439 INFO L138 Inliner]: procedures = 279, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 223 [2023-12-02 21:30:13,439 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:30:13,440 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:30:13,440 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:30:13,440 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:30:13,448 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:13" (1/1) ... [2023-12-02 21:30:13,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:13" (1/1) ... [2023-12-02 21:30:13,455 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:13" (1/1) ... [2023-12-02 21:30:13,455 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:13" (1/1) ... [2023-12-02 21:30:13,467 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:13" (1/1) ... [2023-12-02 21:30:13,471 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:13" (1/1) ... [2023-12-02 21:30:13,474 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:13" (1/1) ... [2023-12-02 21:30:13,476 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:13" (1/1) ... [2023-12-02 21:30:13,481 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:30:13,482 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:30:13,482 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:30:13,483 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:30:13,483 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:13" (1/1) ... [2023-12-02 21:30:13,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:30:13,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:30:13,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:30:13,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:30:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:30:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:30:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-12-02 21:30:13,550 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-12-02 21:30:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:30:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 21:30:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:30:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-12-02 21:30:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-12-02 21:30:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-12-02 21:30:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-12-02 21:30:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:30:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 21:30:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:30:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:30:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:30:13,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:30:13,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:30:13,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:30:13,554 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:30:13,708 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:30:13,709 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:30:14,024 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:30:14,060 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:30:14,060 INFO L309 CfgBuilder]: Removed 15 assume(true) statements. [2023-12-02 21:30:14,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:30:14 BoogieIcfgContainer [2023-12-02 21:30:14,062 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:30:14,063 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:30:14,063 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:30:14,071 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:30:14,071 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:30:14" (1/1) ... [2023-12-02 21:30:14,072 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-12-02 21:30:14,075 INFO L158 Benchmark]: Toolchain (without parser) took 1362.54ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 113.0MB in the beginning and 178.0MB in the end (delta: -65.0MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2023-12-02 21:30:14,075 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 163.6MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:30:14,076 INFO L158 Benchmark]: CACSL2BoogieTranslator took 651.29ms. Allocated memory is still 163.6MB. Free memory was 113.0MB in the beginning and 82.5MB in the end (delta: 30.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-02 21:30:14,077 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.22ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 82.5MB in the beginning and 203.7MB in the end (delta: -121.3MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2023-12-02 21:30:14,078 INFO L158 Benchmark]: Boogie Preprocessor took 41.24ms. Allocated memory is still 237.0MB. Free memory was 203.7MB in the beginning and 201.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:30:14,078 INFO L158 Benchmark]: RCFGBuilder took 579.86ms. Allocated memory is still 237.0MB. Free memory was 201.4MB in the beginning and 179.0MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 21:30:14,079 INFO L158 Benchmark]: CodeCheck took 10.72ms. Allocated memory is still 237.0MB. Free memory was 179.0MB in the beginning and 178.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:30:14,082 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 163.6MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 651.29ms. Allocated memory is still 163.6MB. Free memory was 113.0MB in the beginning and 82.5MB in the end (delta: 30.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.22ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 82.5MB in the beginning and 203.7MB in the end (delta: -121.3MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.24ms. Allocated memory is still 237.0MB. Free memory was 203.7MB in the beginning and 201.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 579.86ms. Allocated memory is still 237.0MB. Free memory was 201.4MB in the beginning and 179.0MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 10.72ms. Allocated memory is still 237.0MB. Free memory was 179.0MB in the beginning and 178.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:30:14,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:30:16,006 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:30:16,084 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 21:30:16,118 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:30:16,120 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:30:16,120 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:30:16,121 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:30:16,122 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:30:16,122 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:30:16,123 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:30:16,123 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:30:16,124 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:30:16,124 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:30:16,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:30:16,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:30:16,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:30:16,126 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:30:16,127 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:30:16,127 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:30:16,128 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:30:16,128 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:30:16,129 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:30:16,129 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:30:16,130 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:30:16,130 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:30:16,131 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:30:16,131 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:30:16,132 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:30:16,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:30:16,132 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:30:16,132 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:30:16,133 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:30:16,133 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:30:16,133 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:30:16,134 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:30:16,134 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:30:16,134 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:30:16,134 INFO L153 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_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765 [2023-12-02 21:30:16,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:30:16,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:30:16,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:30:16,469 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:30:16,470 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:30:16,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i [2023-12-02 21:30:19,287 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:30:19,570 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:30:19,570 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i [2023-12-02 21:30:19,588 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/data/291adefea/2e7b1bc258bb4267abcbce84c5a91c57/FLAG86eeb833e [2023-12-02 21:30:19,603 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/data/291adefea/2e7b1bc258bb4267abcbce84c5a91c57 [2023-12-02 21:30:19,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:30:19,606 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:30:19,608 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:30:19,608 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:30:19,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:30:19,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:30:19" (1/1) ... [2023-12-02 21:30:19,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f72bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:19, skipping insertion in model container [2023-12-02 21:30:19,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:30:19" (1/1) ... [2023-12-02 21:30:19,674 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:30:20,079 WARN L240 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_81a9382a-fad9-4acb-bf35-2410a3312038/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i[47038,47051] [2023-12-02 21:30:20,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:30:20,126 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:30:20,164 WARN L240 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_81a9382a-fad9-4acb-bf35-2410a3312038/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i[47038,47051] [2023-12-02 21:30:20,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:30:20,296 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:30:20,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:20 WrapperNode [2023-12-02 21:30:20,296 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:30:20,297 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:30:20,298 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:30:20,298 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:30:20,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:20" (1/1) ... [2023-12-02 21:30:20,327 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:20" (1/1) ... [2023-12-02 21:30:20,355 INFO L138 Inliner]: procedures = 283, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 222 [2023-12-02 21:30:20,355 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:30:20,356 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:30:20,356 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:30:20,356 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:30:20,365 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:20" (1/1) ... [2023-12-02 21:30:20,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:20" (1/1) ... [2023-12-02 21:30:20,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:20" (1/1) ... [2023-12-02 21:30:20,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:20" (1/1) ... [2023-12-02 21:30:20,383 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:20" (1/1) ... [2023-12-02 21:30:20,387 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:20" (1/1) ... [2023-12-02 21:30:20,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:20" (1/1) ... [2023-12-02 21:30:20,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:20" (1/1) ... [2023-12-02 21:30:20,399 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:30:20,400 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:30:20,400 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:30:20,400 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:30:20,401 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:20" (1/1) ... [2023-12-02 21:30:20,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:30:20,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:30:20,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:30:20,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:30:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:30:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:30:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:30:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-12-02 21:30:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-12-02 21:30:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:30:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:30:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:30:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 21:30:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 21:30:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-12-02 21:30:20,477 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-12-02 21:30:20,478 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-12-02 21:30:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-12-02 21:30:20,478 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 21:30:20,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:30:20,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:30:20,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:30:20,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:30:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:30:20,480 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:30:20,638 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:30:20,640 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:30:21,047 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:30:21,080 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:30:21,080 INFO L309 CfgBuilder]: Removed 15 assume(true) statements. [2023-12-02 21:30:21,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:30:21 BoogieIcfgContainer [2023-12-02 21:30:21,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:30:21,083 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:30:21,083 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:30:21,093 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:30:21,093 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:30:21" (1/1) ... [2023-12-02 21:30:21,094 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-12-02 21:30:21,098 INFO L158 Benchmark]: Toolchain (without parser) took 1490.91ms. Allocated memory is still 88.1MB. Free memory was 62.6MB in the beginning and 47.5MB in the end (delta: 15.1MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-12-02 21:30:21,099 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:30:21,099 INFO L158 Benchmark]: CACSL2BoogieTranslator took 689.01ms. Allocated memory is still 88.1MB. Free memory was 62.4MB in the beginning and 53.2MB in the end (delta: 9.2MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2023-12-02 21:30:21,100 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.12ms. Allocated memory is still 88.1MB. Free memory was 53.2MB in the beginning and 50.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:30:21,101 INFO L158 Benchmark]: Boogie Preprocessor took 42.83ms. Allocated memory is still 88.1MB. Free memory was 50.4MB in the beginning and 47.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:30:21,101 INFO L158 Benchmark]: RCFGBuilder took 682.71ms. Allocated memory is still 88.1MB. Free memory was 47.4MB in the beginning and 48.9MB in the end (delta: -1.5MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2023-12-02 21:30:21,102 INFO L158 Benchmark]: CodeCheck took 13.36ms. Allocated memory is still 88.1MB. Free memory was 48.5MB in the beginning and 47.5MB in the end (delta: 953.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:30:21,105 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 689.01ms. Allocated memory is still 88.1MB. Free memory was 62.4MB in the beginning and 53.2MB in the end (delta: 9.2MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.12ms. Allocated memory is still 88.1MB. Free memory was 53.2MB in the beginning and 50.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.83ms. Allocated memory is still 88.1MB. Free memory was 50.4MB in the beginning and 47.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 682.71ms. Allocated memory is still 88.1MB. Free memory was 47.4MB in the beginning and 48.9MB in the end (delta: -1.5MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * CodeCheck took 13.36ms. Allocated memory is still 88.1MB. Free memory was 48.5MB in the beginning and 47.5MB in the end (delta: 953.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:30:21,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a9382a-fad9-4acb-bf35-2410a3312038/bin/ukojak-verify-Qdu7aM0XO9/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