./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e --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 cdf629ba70521b99830442583c87012a34d164ca28f01f7e59d76ae2f1e525ff --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:33:51,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:33:51,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:33:51,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:33:51,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:33:51,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:33:51,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:33:51,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:33:51,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:33:51,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:33:51,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:33:51,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:33:51,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:33:51,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:33:51,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:33:51,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:33:51,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:33:51,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:33:51,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:33:51,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:33:51,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:33:51,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:33:51,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:33:51,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:33:51,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:33:51,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:33:51,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:33:51,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:33:51,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:33:51,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:33:51,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:33:51,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:33:51,348 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:33:51,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:33:51,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:33:51,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:33:51,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:33:51,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:33:51,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:33:51,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:33:51,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:33:51,356 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 23:33:51,385 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:33:51,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:33:51,386 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:33:51,387 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:33:51,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:33:51,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:33:51,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:33:51,388 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:33:51,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:33:51,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:33:51,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:33:51,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:33:51,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:33:51,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:33:51,389 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:33:51,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:33:51,390 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:33:51,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:33:51,390 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:33:51,391 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:33:51,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:33:51,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:33:51,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:33:51,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:33:51,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:33:51,396 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:33:51,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:33:51,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:33:51,398 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_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdf629ba70521b99830442583c87012a34d164ca28f01f7e59d76ae2f1e525ff [2021-11-13 23:33:51,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:33:51,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:33:51,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:33:51,744 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:33:51,745 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:33:51,748 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2021-11-13 23:33:51,819 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/data/cf55fc089/47422731ca5742a4be4c06ef600a1936/FLAGf76f59a33 [2021-11-13 23:33:52,438 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:33:52,440 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2021-11-13 23:33:52,463 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/data/cf55fc089/47422731ca5742a4be4c06ef600a1936/FLAGf76f59a33 [2021-11-13 23:33:52,695 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/data/cf55fc089/47422731ca5742a4be4c06ef600a1936 [2021-11-13 23:33:52,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:33:52,702 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:33:52,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:33:52,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:33:52,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:33:52,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:33:52" (1/1) ... [2021-11-13 23:33:52,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d7fb33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:52, skipping insertion in model container [2021-11-13 23:33:52,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:33:52" (1/1) ... [2021-11-13 23:33:52,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:33:52,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:33:53,085 WARN L228 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_1378c94b-be9a-43dd-a95f-898d049ee2b9/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i[30035,30048] [2021-11-13 23:33:53,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:33:53,106 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:33:53,143 WARN L228 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_1378c94b-be9a-43dd-a95f-898d049ee2b9/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i[30035,30048] [2021-11-13 23:33:53,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:33:53,188 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:33:53,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:53 WrapperNode [2021-11-13 23:33:53,189 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:33:53,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:33:53,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:33:53,190 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:33:53,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:53" (1/1) ... [2021-11-13 23:33:53,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:53" (1/1) ... [2021-11-13 23:33:53,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:33:53,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:33:53,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:33:53,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:33:53,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:53" (1/1) ... [2021-11-13 23:33:53,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:53" (1/1) ... [2021-11-13 23:33:53,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:53" (1/1) ... [2021-11-13 23:33:53,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:53" (1/1) ... [2021-11-13 23:33:53,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:53" (1/1) ... [2021-11-13 23:33:53,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:53" (1/1) ... [2021-11-13 23:33:53,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:53" (1/1) ... [2021-11-13 23:33:53,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:33:53,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:33:53,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:33:53,259 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:33:53,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:53" (1/1) ... [2021-11-13 23:33:53,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:33:53,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:33:53,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:33:53,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:33:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-11-13 23:33:53,339 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-11-13 23:33:53,339 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-13 23:33:53,339 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-13 23:33:53,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:33:53,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:33:53,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:33:53,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:33:53,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:33:53,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:33:53,341 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 23:33:53,630 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:33:53,630 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 23:33:53,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:33:53 BoogieIcfgContainer [2021-11-13 23:33:53,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:33:53,648 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:33:53,648 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:33:53,658 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:33:53,658 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:33:53" (1/1) ... [2021-11-13 23:33:53,659 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) [2021-11-13 23:33:53,678 INFO L158 Benchmark]: Toolchain (without parser) took 974.48ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 51.2MB in the beginning and 56.9MB in the end (delta: -5.8MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2021-11-13 23:33:53,678 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 88.1MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:33:53,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.28ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 51.0MB in the beginning and 72.9MB in the end (delta: -21.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 23:33:53,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.68ms. Allocated memory is still 107.0MB. Free memory was 72.9MB in the beginning and 70.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:33:53,681 INFO L158 Benchmark]: Boogie Preprocessor took 24.88ms. Allocated memory is still 107.0MB. Free memory was 70.8MB in the beginning and 69.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:33:53,682 INFO L158 Benchmark]: RCFGBuilder took 388.28ms. Allocated memory is still 107.0MB. Free memory was 69.7MB in the beginning and 58.0MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 23:33:53,683 INFO L158 Benchmark]: CodeCheck took 28.32ms. Allocated memory is still 107.0MB. Free memory was 57.8MB in the beginning and 56.9MB in the end (delta: 823.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:33:53,687 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 0.28ms. Allocated memory is still 88.1MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.28ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 51.0MB in the beginning and 72.9MB in the end (delta: -21.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.68ms. Allocated memory is still 107.0MB. Free memory was 72.9MB in the beginning and 70.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.88ms. Allocated memory is still 107.0MB. Free memory was 70.8MB in the beginning and 69.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 388.28ms. Allocated memory is still 107.0MB. Free memory was 69.7MB in the beginning and 58.0MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 28.32ms. Allocated memory is still 107.0MB. Free memory was 57.8MB in the beginning and 56.9MB in the end (delta: 823.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:33:53,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/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_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e --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 cdf629ba70521b99830442583c87012a34d164ca28f01f7e59d76ae2f1e525ff --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:33:56,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:33:56,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:33:56,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:33:56,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:33:56,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:33:56,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:33:56,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:33:56,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:33:56,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:33:56,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:33:56,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:33:56,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:33:56,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:33:56,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:33:56,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:33:56,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:33:56,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:33:56,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:33:56,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:33:56,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:33:56,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:33:56,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:33:56,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:33:56,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:33:56,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:33:56,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:33:56,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:33:56,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:33:56,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:33:56,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:33:56,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:33:56,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:33:56,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:33:56,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:33:56,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:33:56,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:33:56,298 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:33:56,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:33:56,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:33:56,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:33:56,306 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-13 23:33:56,346 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:33:56,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:33:56,348 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:33:56,348 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:33:56,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:33:56,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:33:56,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:33:56,351 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:33:56,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:33:56,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:33:56,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:33:56,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:33:56,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:33:56,353 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 23:33:56,354 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 23:33:56,354 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 23:33:56,354 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:33:56,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:33:56,355 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:33:56,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:33:56,355 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:33:56,356 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:33:56,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:33:56,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:33:56,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:33:56,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:33:56,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:33:56,357 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 23:33:56,358 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 23:33:56,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:33:56,358 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-13 23:33:56,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 23:33:56,359 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_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdf629ba70521b99830442583c87012a34d164ca28f01f7e59d76ae2f1e525ff [2021-11-13 23:33:56,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:33:56,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:33:56,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:33:56,874 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:33:56,875 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:33:56,877 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2021-11-13 23:33:56,966 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/data/bcc71de1d/4c600de3d8734de8ba7d2ac605b647b0/FLAGc7d203a91 [2021-11-13 23:33:57,653 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:33:57,658 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2021-11-13 23:33:57,683 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/data/bcc71de1d/4c600de3d8734de8ba7d2ac605b647b0/FLAGc7d203a91 [2021-11-13 23:33:57,860 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/data/bcc71de1d/4c600de3d8734de8ba7d2ac605b647b0 [2021-11-13 23:33:57,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:33:57,866 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:33:57,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:33:57,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:33:57,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:33:57,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:33:57" (1/1) ... [2021-11-13 23:33:57,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a4504bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:57, skipping insertion in model container [2021-11-13 23:33:57,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:33:57" (1/1) ... [2021-11-13 23:33:57,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:33:57,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:33:58,399 WARN L228 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_1378c94b-be9a-43dd-a95f-898d049ee2b9/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i[30035,30048] [2021-11-13 23:33:58,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:33:58,439 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:33:58,503 WARN L228 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_1378c94b-be9a-43dd-a95f-898d049ee2b9/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i[30035,30048] [2021-11-13 23:33:58,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:33:58,582 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:33:58,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:58 WrapperNode [2021-11-13 23:33:58,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:33:58,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:33:58,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:33:58,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:33:58,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:58" (1/1) ... [2021-11-13 23:33:58,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:58" (1/1) ... [2021-11-13 23:33:58,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:33:58,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:33:58,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:33:58,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:33:58,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:58" (1/1) ... [2021-11-13 23:33:58,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:58" (1/1) ... [2021-11-13 23:33:58,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:58" (1/1) ... [2021-11-13 23:33:58,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:58" (1/1) ... [2021-11-13 23:33:58,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:58" (1/1) ... [2021-11-13 23:33:58,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:58" (1/1) ... [2021-11-13 23:33:58,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:58" (1/1) ... [2021-11-13 23:33:58,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:33:58,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:33:58,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:33:58,731 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:33:58,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:33:58" (1/1) ... [2021-11-13 23:33:58,737 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:33:58,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:33:58,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:33:58,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:33:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-11-13 23:33:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-11-13 23:33:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-13 23:33:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-13 23:33:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:33:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:33:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 23:33:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 23:33:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:33:58,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:33:58,836 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 23:33:59,178 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:33:59,179 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 23:33:59,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:33:59 BoogieIcfgContainer [2021-11-13 23:33:59,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:33:59,182 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:33:59,183 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:33:59,193 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:33:59,194 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:33:59" (1/1) ... [2021-11-13 23:33:59,194 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) [2021-11-13 23:33:59,199 INFO L158 Benchmark]: Toolchain (without parser) took 1331.78ms. Allocated memory is still 69.2MB. Free memory was 46.2MB in the beginning and 42.7MB in the end (delta: 3.5MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2021-11-13 23:33:59,200 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 69.2MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:33:59,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 713.86ms. Allocated memory is still 69.2MB. Free memory was 46.0MB in the beginning and 41.7MB in the end (delta: 4.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 23:33:59,202 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.04ms. Allocated memory is still 69.2MB. Free memory was 41.7MB in the beginning and 39.7MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 23:33:59,203 INFO L158 Benchmark]: Boogie Preprocessor took 52.68ms. Allocated memory is still 69.2MB. Free memory was 39.7MB in the beginning and 38.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:33:59,204 INFO L158 Benchmark]: RCFGBuilder took 451.16ms. Allocated memory is still 69.2MB. Free memory was 37.9MB in the beginning and 43.9MB in the end (delta: -6.0MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-13 23:33:59,205 INFO L158 Benchmark]: CodeCheck took 14.88ms. Allocated memory is still 69.2MB. Free memory was 43.7MB in the beginning and 42.7MB in the end (delta: 938.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:33:59,210 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 0.36ms. Allocated memory is still 69.2MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 713.86ms. Allocated memory is still 69.2MB. Free memory was 46.0MB in the beginning and 41.7MB in the end (delta: 4.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.04ms. Allocated memory is still 69.2MB. Free memory was 41.7MB in the beginning and 39.7MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.68ms. Allocated memory is still 69.2MB. Free memory was 39.7MB in the beginning and 38.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 451.16ms. Allocated memory is still 69.2MB. Free memory was 37.9MB in the beginning and 43.9MB in the end (delta: -6.0MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * CodeCheck took 14.88ms. Allocated memory is still 69.2MB. Free memory was 43.7MB in the beginning and 42.7MB in the end (delta: 938.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:33:59,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1378c94b-be9a-43dd-a95f-898d049ee2b9/bin/ukojak-2xVlg8857e/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