./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-races/race-1_2-join.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-1_2-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ --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 fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:22:50,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:22:50,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:22:50,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:22:50,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:22:50,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:22:50,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:22:50,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:22:50,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:22:50,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:22:50,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:22:50,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:22:50,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:22:50,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:22:50,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:22:50,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:22:50,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:22:50,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:22:50,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:22:50,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:22:50,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:22:50,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:22:50,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:22:50,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:22:50,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:22:50,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:22:50,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:22:50,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:22:50,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:22:50,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:22:50,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:22:50,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:22:50,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:22:50,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:22:50,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:22:50,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:22:50,291 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:22:50,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:22:50,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:22:50,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:22:50,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:22:50,294 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:22:50,341 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:22:50,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:22:50,342 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:22:50,342 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:22:50,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:22:50,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:22:50,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:22:50,344 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:22:50,351 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:22:50,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:22:50,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:22:50,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:22:50,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:22:50,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:22:50,353 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:22:50,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:22:50,354 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:22:50,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:22:50,354 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:22:50,354 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:22:50,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:22:50,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:50,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:22:50,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:22:50,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:22:50,355 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:22:50,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:22:50,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:22:50,356 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_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f [2021-11-23 01:22:50,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:22:50,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:22:50,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:22:50,693 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:22:50,694 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:22:50,696 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-races/race-1_2-join.i [2021-11-23 01:22:50,764 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/data/640fd5cbd/3d9bec388b0a4a8586d1d9c10a346afc/FLAG48c7be0f0 [2021-11-23 01:22:51,495 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:22:51,498 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/sv-benchmarks/c/ldv-races/race-1_2-join.i [2021-11-23 01:22:51,534 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/data/640fd5cbd/3d9bec388b0a4a8586d1d9c10a346afc/FLAG48c7be0f0 [2021-11-23 01:22:51,682 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/data/640fd5cbd/3d9bec388b0a4a8586d1d9c10a346afc [2021-11-23 01:22:51,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:22:51,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:22:51,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:51,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:22:51,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:22:51,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:51" (1/1) ... [2021-11-23 01:22:51,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@496dd601 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:51, skipping insertion in model container [2021-11-23 01:22:51,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:51" (1/1) ... [2021-11-23 01:22:51,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:22:51,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:22:52,516 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/sv-benchmarks/c/ldv-races/race-1_2-join.i[76153,76166] [2021-11-23 01:22:52,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:52,578 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:22:52,651 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/sv-benchmarks/c/ldv-races/race-1_2-join.i[76153,76166] [2021-11-23 01:22:52,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:52,827 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:22:52,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:52 WrapperNode [2021-11-23 01:22:52,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:52,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:52,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:22:52,831 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:22:52,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:52" (1/1) ... [2021-11-23 01:22:52,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:52" (1/1) ... [2021-11-23 01:22:52,945 INFO L137 Inliner]: procedures = 482, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2021-11-23 01:22:52,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:52,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:22:52,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:22:52,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:22:52,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:52" (1/1) ... [2021-11-23 01:22:52,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:52" (1/1) ... [2021-11-23 01:22:52,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:52" (1/1) ... [2021-11-23 01:22:52,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:52" (1/1) ... [2021-11-23 01:22:52,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:52" (1/1) ... [2021-11-23 01:22:53,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:52" (1/1) ... [2021-11-23 01:22:53,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:52" (1/1) ... [2021-11-23 01:22:53,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:22:53,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:22:53,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:22:53,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:22:53,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:52" (1/1) ... [2021-11-23 01:22:53,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:53,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:22:53,073 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:22:53,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:22:53,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:22:53,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:22:53,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:22:53,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:22:53,126 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 01:22:53,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:22:53,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:22:53,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-23 01:22:53,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-23 01:22:53,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:22:53,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:22:53,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:22:53,127 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 01:22:53,127 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 01:22:53,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:22:53,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:22:53,128 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:22:53,490 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:22:53,491 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:22:53,651 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:22:53,713 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:22:53,713 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:22:53,714 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: ldv_assertENTRY is neither atomic block end nor a sink node. [2021-11-23 01:22:53,720 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:22:53,723 INFO L158 Benchmark]: Toolchain (without parser) took 2037.26ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 62.6MB in the end (delta: 12.5MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2021-11-23 01:22:53,724 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 94.6MB in the end (delta: 55.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:22:53,725 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1141.60ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 87.2MB in the end (delta: -12.2MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2021-11-23 01:22:53,726 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.43ms. Allocated memory is still 117.4MB. Free memory was 87.2MB in the beginning and 84.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:22:53,727 INFO L158 Benchmark]: Boogie Preprocessor took 81.03ms. Allocated memory is still 117.4MB. Free memory was 84.0MB in the beginning and 81.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:22:53,728 INFO L158 Benchmark]: RCFGBuilder took 693.23ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 62.6MB in the end (delta: 19.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 01:22:53,732 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 94.6MB in the end (delta: 55.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1141.60ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 87.2MB in the end (delta: -12.2MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.43ms. Allocated memory is still 117.4MB. Free memory was 87.2MB in the beginning and 84.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.03ms. Allocated memory is still 117.4MB. Free memory was 84.0MB in the beginning and 81.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 693.23ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 62.6MB in the end (delta: 19.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:22:53,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/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_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-1_2-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ --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 fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:22:56,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:22:56,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:22:56,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:22:56,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:22:56,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:22:56,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:22:56,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:22:56,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:22:56,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:22:56,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:22:56,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:22:56,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:22:56,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:22:56,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:22:56,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:22:56,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:22:56,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:22:56,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:22:56,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:22:56,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:22:56,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:22:56,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:22:56,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:22:56,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:22:56,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:22:56,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:22:56,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:22:56,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:22:56,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:22:56,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:22:56,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:22:56,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:22:56,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:22:56,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:22:56,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:22:56,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:22:56,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:22:56,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:22:56,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:22:56,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:22:56,440 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:22:56,491 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:22:56,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:22:56,493 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:22:56,493 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:22:56,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:22:56,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:22:56,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:22:56,496 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:22:56,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:22:56,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:22:56,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:22:56,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:22:56,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:22:56,498 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:22:56,498 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:22:56,499 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:22:56,499 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:22:56,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:22:56,499 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:22:56,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:22:56,499 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:22:56,500 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:22:56,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:22:56,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:56,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:22:56,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:22:56,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:22:56,501 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:22:56,501 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:22:56,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:22:56,502 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:22:56,502 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:22:56,502 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_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f [2021-11-23 01:22:56,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:22:56,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:22:56,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:22:56,964 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:22:56,965 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:22:56,969 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-races/race-1_2-join.i [2021-11-23 01:22:57,045 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/data/403f3bba8/10758ac2a1334f018e4b5a69a445867d/FLAGca315c5ab [2021-11-23 01:22:57,883 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:22:57,883 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/sv-benchmarks/c/ldv-races/race-1_2-join.i [2021-11-23 01:22:57,906 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/data/403f3bba8/10758ac2a1334f018e4b5a69a445867d/FLAGca315c5ab [2021-11-23 01:22:57,998 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/data/403f3bba8/10758ac2a1334f018e4b5a69a445867d [2021-11-23 01:22:58,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:22:58,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:22:58,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:58,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:22:58,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:22:58,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:58" (1/1) ... [2021-11-23 01:22:58,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@526051b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:58, skipping insertion in model container [2021-11-23 01:22:58,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:58" (1/1) ... [2021-11-23 01:22:58,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:22:58,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:22:58,919 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/sv-benchmarks/c/ldv-races/race-1_2-join.i[76153,76166] [2021-11-23 01:22:58,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:58,972 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:22:59,043 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/sv-benchmarks/c/ldv-races/race-1_2-join.i[76153,76166] [2021-11-23 01:22:59,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:59,195 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:22:59,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:59 WrapperNode [2021-11-23 01:22:59,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:59,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:59,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:22:59,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:22:59,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:59" (1/1) ... [2021-11-23 01:22:59,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:59" (1/1) ... [2021-11-23 01:22:59,277 INFO L137 Inliner]: procedures = 486, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2021-11-23 01:22:59,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:59,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:22:59,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:22:59,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:22:59,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:59" (1/1) ... [2021-11-23 01:22:59,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:59" (1/1) ... [2021-11-23 01:22:59,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:59" (1/1) ... [2021-11-23 01:22:59,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:59" (1/1) ... [2021-11-23 01:22:59,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:59" (1/1) ... [2021-11-23 01:22:59,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:59" (1/1) ... [2021-11-23 01:22:59,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:59" (1/1) ... [2021-11-23 01:22:59,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:22:59,358 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:22:59,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:22:59,358 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:22:59,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:59" (1/1) ... [2021-11-23 01:22:59,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:59,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:22:59,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:22:59,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:22:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:22:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:22:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:22:59,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 01:22:59,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:22:59,457 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 01:22:59,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:22:59,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:22:59,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-23 01:22:59,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-23 01:22:59,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:22:59,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:22:59,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:22:59,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:22:59,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:22:59,459 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 01:22:59,459 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 01:22:59,461 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:22:59,795 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:22:59,797 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:23:00,043 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:23:00,153 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:23:00,155 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:23:00,159 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: ldv_assertENTRY is neither atomic block end nor a sink node. [2021-11-23 01:23:00,160 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:23:00,168 INFO L158 Benchmark]: Toolchain (without parser) took 2162.17ms. Allocated memory was 48.2MB in the beginning and 79.7MB in the end (delta: 31.5MB). Free memory was 30.6MB in the beginning and 50.7MB in the end (delta: -20.2MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2021-11-23 01:23:00,169 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 48.2MB. Free memory was 28.8MB in the beginning and 28.8MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:23:00,171 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1191.39ms. Allocated memory was 48.2MB in the beginning and 65.0MB in the end (delta: 16.8MB). Free memory was 30.4MB in the beginning and 29.3MB in the end (delta: 1.2MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2021-11-23 01:23:00,172 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.81ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 29.3MB in the beginning and 55.5MB in the end (delta: -26.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:23:00,173 INFO L158 Benchmark]: Boogie Preprocessor took 78.42ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 52.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:23:00,174 INFO L158 Benchmark]: RCFGBuilder took 806.66ms. Allocated memory is still 79.7MB. Free memory was 52.0MB in the beginning and 50.7MB in the end (delta: 1.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 01:23:00,183 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 48.2MB. Free memory was 28.8MB in the beginning and 28.8MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1191.39ms. Allocated memory was 48.2MB in the beginning and 65.0MB in the end (delta: 16.8MB). Free memory was 30.4MB in the beginning and 29.3MB in the end (delta: 1.2MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.81ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 29.3MB in the beginning and 55.5MB in the end (delta: -26.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.42ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 52.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 806.66ms. Allocated memory is still 79.7MB. Free memory was 52.0MB in the beginning and 50.7MB in the end (delta: 1.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:23:00,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67543196-ad4e-4f1d-a6a2-657ac5296d1a/bin/ukojak-LBtLqBUTdQ/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?