./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/test-context1.wvr.c --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_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/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_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-context1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/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_453631ec-10fa-4754-ab35-546b632424ea/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 a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:24:18,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:24:18,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:24:18,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:24:18,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:24:18,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:24:18,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:24:18,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:24:18,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:24:18,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:24:18,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:24:18,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:24:18,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:24:18,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:24:18,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:24:18,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:24:18,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:24:18,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:24:18,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:24:18,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:24:18,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:24:18,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:24:18,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:24:18,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:24:18,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:24:18,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:24:18,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:24:18,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:24:18,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:24:18,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:24:18,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:24:18,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:24:18,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:24:18,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:24:18,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:24:18,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:24:18,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:24:18,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:24:18,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:24:18,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:24:18,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:24:18,373 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:24:18,400 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:24:18,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:24:18,401 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:24:18,402 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:24:18,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:24:18,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:24:18,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:24:18,403 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:24:18,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:24:18,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:24:18,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:24:18,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:24:18,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:24:18,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:24:18,404 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:24:18,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:24:18,405 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:24:18,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:24:18,405 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:24:18,405 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:24:18,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:24:18,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:18,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:24:18,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:24:18,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:24:18,406 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:24:18,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:24:18,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:24:18,407 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_453631ec-10fa-4754-ab35-546b632424ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce [2021-11-23 00:24:18,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:24:18,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:24:18,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:24:18,689 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:24:18,691 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:24:18,693 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/test-context1.wvr.c [2021-11-23 00:24:18,766 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/data/d8b26410b/16f815554ce74420bd9770289c89525b/FLAG77e77294f [2021-11-23 00:24:19,287 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:24:19,288 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/sv-benchmarks/c/weaver/test-context1.wvr.c [2021-11-23 00:24:19,297 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/data/d8b26410b/16f815554ce74420bd9770289c89525b/FLAG77e77294f [2021-11-23 00:24:19,603 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/data/d8b26410b/16f815554ce74420bd9770289c89525b [2021-11-23 00:24:19,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:24:19,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:24:19,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:19,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:24:19,612 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:24:19,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:19" (1/1) ... [2021-11-23 00:24:19,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e6b418 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:19, skipping insertion in model container [2021-11-23 00:24:19,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:19" (1/1) ... [2021-11-23 00:24:19,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:24:19,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:24:19,796 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_453631ec-10fa-4754-ab35-546b632424ea/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2021-11-23 00:24:19,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:19,813 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:24:19,833 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_453631ec-10fa-4754-ab35-546b632424ea/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2021-11-23 00:24:19,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:19,852 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:24:19,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:19 WrapperNode [2021-11-23 00:24:19,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:19,854 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:19,855 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:24:19,855 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:24:19,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:19" (1/1) ... [2021-11-23 00:24:19,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:19" (1/1) ... [2021-11-23 00:24:19,894 INFO L137 Inliner]: procedures = 24, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2021-11-23 00:24:19,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:19,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:24:19,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:24:19,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:24:19,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:19" (1/1) ... [2021-11-23 00:24:19,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:19" (1/1) ... [2021-11-23 00:24:19,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:19" (1/1) ... [2021-11-23 00:24:19,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:19" (1/1) ... [2021-11-23 00:24:19,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:19" (1/1) ... [2021-11-23 00:24:19,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:19" (1/1) ... [2021-11-23 00:24:19,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:19" (1/1) ... [2021-11-23 00:24:19,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:24:19,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:24:19,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:24:19,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:24:19,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:19" (1/1) ... [2021-11-23 00:24:19,944 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:19,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:24:19,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:24:20,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:24:20,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:24:20,038 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:24:20,038 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:24:20,039 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:24:20,039 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:24:20,039 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:24:20,040 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:24:20,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:24:20,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:24:20,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:24:20,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:24:20,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:24:20,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:24:20,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:24:20,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:24:20,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:24:20,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:24:20,043 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 00:24:20,165 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:24:20,167 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:24:20,402 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:24:20,533 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:24:20,533 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:24:20,534 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L50 is neither atomic block end nor a sink node. [2021-11-23 00:24:20,535 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 00:24:20,545 INFO L158 Benchmark]: Toolchain (without parser) took 937.26ms. Allocated memory is still 107.0MB. Free memory was 81.4MB in the beginning and 82.6MB in the end (delta: -1.2MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2021-11-23 00:24:20,546 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:24:20,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.20ms. Allocated memory is still 107.0MB. Free memory was 81.4MB in the beginning and 70.7MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:24:20,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.35ms. Allocated memory is still 107.0MB. Free memory was 70.5MB in the beginning and 68.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:24:20,549 INFO L158 Benchmark]: Boogie Preprocessor took 29.33ms. Allocated memory is still 107.0MB. Free memory was 68.8MB in the beginning and 67.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:24:20,550 INFO L158 Benchmark]: RCFGBuilder took 618.02ms. Allocated memory is still 107.0MB. Free memory was 67.6MB in the beginning and 82.6MB in the end (delta: -15.1MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2021-11-23 00:24:20,554 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 83.9MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.20ms. Allocated memory is still 107.0MB. Free memory was 81.4MB in the beginning and 70.7MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.35ms. Allocated memory is still 107.0MB. Free memory was 70.5MB in the beginning and 68.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.33ms. Allocated memory is still 107.0MB. Free memory was 68.8MB in the beginning and 67.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 618.02ms. Allocated memory is still 107.0MB. Free memory was 67.6MB in the beginning and 82.6MB in the end (delta: -15.1MB). Peak memory consumption was 20.7MB. 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 00:24:20,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/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_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-context1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/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_453631ec-10fa-4754-ab35-546b632424ea/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 a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:24:22,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:24:22,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:24:23,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:24:23,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:24:23,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:24:23,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:24:23,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:24:23,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:24:23,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:24:23,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:24:23,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:24:23,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:24:23,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:24:23,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:24:23,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:24:23,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:24:23,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:24:23,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:24:23,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:24:23,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:24:23,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:24:23,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:24:23,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:24:23,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:24:23,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:24:23,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:24:23,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:24:23,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:24:23,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:24:23,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:24:23,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:24:23,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:24:23,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:24:23,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:24:23,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:24:23,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:24:23,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:24:23,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:24:23,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:24:23,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:24:23,105 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:24:23,158 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:24:23,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:24:23,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:24:23,159 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:24:23,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:24:23,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:24:23,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:24:23,160 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:24:23,161 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:24:23,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:24:23,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:24:23,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:24:23,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:24:23,161 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:24:23,162 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:24:23,162 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:24:23,162 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:24:23,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:24:23,162 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:24:23,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:24:23,163 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:24:23,163 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:24:23,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:24:23,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:23,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:24:23,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:24:23,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:24:23,164 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:24:23,164 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:24:23,165 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:24:23,165 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:24:23,165 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:24:23,165 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_453631ec-10fa-4754-ab35-546b632424ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce [2021-11-23 00:24:23,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:24:23,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:24:23,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:24:23,634 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:24:23,634 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:24:23,638 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/test-context1.wvr.c [2021-11-23 00:24:23,710 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/data/b251eb7bc/0ebd8dbf28c8405bb99421ef00587378/FLAG4b5dc2d8c [2021-11-23 00:24:24,281 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:24:24,287 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/sv-benchmarks/c/weaver/test-context1.wvr.c [2021-11-23 00:24:24,296 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/data/b251eb7bc/0ebd8dbf28c8405bb99421ef00587378/FLAG4b5dc2d8c [2021-11-23 00:24:24,611 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/data/b251eb7bc/0ebd8dbf28c8405bb99421ef00587378 [2021-11-23 00:24:24,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:24:24,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:24:24,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:24,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:24:24,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:24:24,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:24" (1/1) ... [2021-11-23 00:24:24,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c6e3dbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:24, skipping insertion in model container [2021-11-23 00:24:24,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:24" (1/1) ... [2021-11-23 00:24:24,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:24:24,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:24:24,845 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_453631ec-10fa-4754-ab35-546b632424ea/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2021-11-23 00:24:24,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:24,900 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 00:24:24,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:24:24,943 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_453631ec-10fa-4754-ab35-546b632424ea/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2021-11-23 00:24:24,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:24,962 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:24:25,005 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_453631ec-10fa-4754-ab35-546b632424ea/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2021-11-23 00:24:25,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:25,037 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:24:25,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:25 WrapperNode [2021-11-23 00:24:25,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:25,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:25,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:24:25,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:24:25,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:25" (1/1) ... [2021-11-23 00:24:25,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:25" (1/1) ... [2021-11-23 00:24:25,103 INFO L137 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2021-11-23 00:24:25,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:25,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:24:25,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:24:25,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:24:25,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:25" (1/1) ... [2021-11-23 00:24:25,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:25" (1/1) ... [2021-11-23 00:24:25,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:25" (1/1) ... [2021-11-23 00:24:25,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:25" (1/1) ... [2021-11-23 00:24:25,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:25" (1/1) ... [2021-11-23 00:24:25,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:25" (1/1) ... [2021-11-23 00:24:25,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:25" (1/1) ... [2021-11-23 00:24:25,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:24:25,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:24:25,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:24:25,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:24:25,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:25" (1/1) ... [2021-11-23 00:24:25,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:25,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:24:25,208 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:24:25,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:24:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:24:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:24:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:24:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 00:24:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:24:25,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:24:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:24:25,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:24:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:24:25,265 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:24:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:24:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:24:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:24:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:24:25,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:24:25,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:24:25,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:24:25,268 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 00:24:25,396 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:24:25,397 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:24:25,649 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:24:25,811 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:24:25,824 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:24:25,825 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L50 is neither atomic block end nor a sink node. [2021-11-23 00:24:25,827 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 00:24:25,833 INFO L158 Benchmark]: Toolchain (without parser) took 1217.74ms. Allocated memory is still 69.2MB. Free memory was 46.7MB in the beginning and 45.5MB in the end (delta: 1.2MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2021-11-23 00:24:25,834 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 52.4MB. Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:24:25,835 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.41ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 49.1MB in the end (delta: -2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:24:25,837 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.93ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 47.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:24:25,838 INFO L158 Benchmark]: Boogie Preprocessor took 68.11ms. Allocated memory is still 69.2MB. Free memory was 47.2MB in the beginning and 45.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:24:25,839 INFO L158 Benchmark]: RCFGBuilder took 658.00ms. Allocated memory is still 69.2MB. Free memory was 45.9MB in the beginning and 45.5MB in the end (delta: 339.7kB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 00:24:25,843 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 52.4MB. Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 416.41ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 49.1MB in the end (delta: -2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.93ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 47.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.11ms. Allocated memory is still 69.2MB. Free memory was 47.2MB in the beginning and 45.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 658.00ms. Allocated memory is still 69.2MB. Free memory was 45.9MB in the beginning and 45.5MB in the end (delta: 339.7kB). 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 00:24:25,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_453631ec-10fa-4754-ab35-546b632424ea/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?