./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe025_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe025_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak --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 dea1056209896288db4753cca8d4712dc383ba43 ...................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe025_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak --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 dea1056209896288db4753cca8d4712dc383ba43 ........................................................................................................................................................................................................... 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? --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:39:21,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:39:21,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:39:21,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:39:21,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:39:21,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:39:21,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:39:21,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:39:21,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:39:21,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:39:21,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:39:21,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:39:21,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:39:21,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:39:21,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:39:21,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:39:21,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:39:21,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:39:21,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:39:21,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:39:21,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:39:21,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:39:21,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:39:21,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:39:21,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:39:21,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:39:21,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:39:21,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:39:21,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:39:21,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:39:21,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:39:21,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:39:21,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:39:21,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:39:21,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:39:21,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:39:21,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:39:21,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:39:21,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:39:21,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:39:21,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:39:21,789 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:39:21,844 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:39:21,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:39:21,847 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:39:21,847 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:39:21,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:39:21,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:39:21,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:39:21,849 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:39:21,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:39:21,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:39:21,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:39:21,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:39:21,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:39:21,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:39:21,853 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:39:21,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:39:21,853 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:39:21,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:39:21,854 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:39:21,854 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:39:21,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:39:21,855 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:39:21,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:39:21,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:39:21,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:39:21,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:39:21,857 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:39:21,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:39:21,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:39:21,859 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-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dea1056209896288db4753cca8d4712dc383ba43 [2020-12-01 17:39:22,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:39:22,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:39:22,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:39:22,225 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:39:22,226 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:39:22,227 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe025_power.opt.i [2020-12-01 17:39:22,353 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/data/cb1551fef/d67382457e364353ae81acca1d4dd3b8/FLAG604cbcbb1 [2020-12-01 17:39:23,062 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:39:23,063 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/sv-benchmarks/c/pthread-wmm/safe025_power.opt.i [2020-12-01 17:39:23,085 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/data/cb1551fef/d67382457e364353ae81acca1d4dd3b8/FLAG604cbcbb1 [2020-12-01 17:39:23,314 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/data/cb1551fef/d67382457e364353ae81acca1d4dd3b8 [2020-12-01 17:39:23,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:39:23,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:39:23,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:39:23,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:39:23,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:39:23,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:39:23" (1/1) ... [2020-12-01 17:39:23,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c398241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:23, skipping insertion in model container [2020-12-01 17:39:23,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:39:23" (1/1) ... [2020-12-01 17:39:23,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:39:23,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:39:24,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:39:24,069 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:39:24,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:39:24,285 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:39:24,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:24 WrapperNode [2020-12-01 17:39:24,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:39:24,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:39:24,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:39:24,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:39:24,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:24" (1/1) ... [2020-12-01 17:39:24,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:24" (1/1) ... [2020-12-01 17:39:24,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:39:24,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:39:24,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:39:24,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:39:24,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:24" (1/1) ... [2020-12-01 17:39:24,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:24" (1/1) ... [2020-12-01 17:39:24,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:24" (1/1) ... [2020-12-01 17:39:24,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:24" (1/1) ... [2020-12-01 17:39:24,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:24" (1/1) ... [2020-12-01 17:39:24,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:24" (1/1) ... [2020-12-01 17:39:24,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:24" (1/1) ... [2020-12-01 17:39:24,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:39:24,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:39:24,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:39:24,553 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:39:24,555 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:39:24,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 17:39:24,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 17:39:24,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 17:39:24,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 17:39:24,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 17:39:24,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:39:24,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:39:24,663 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-01 17:39:24,663 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-01 17:39:24,664 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-01 17:39:24,664 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-01 17:39:24,664 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-01 17:39:24,664 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-01 17:39:24,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:39:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 17:39:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:39:24,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:39:24,668 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 17:39:30,445 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:39:30,446 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 17:39:30,447 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L807 is neither atomic block end nor error location. [2020-12-01 17:39:30,448 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:301) 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) [2020-12-01 17:39:30,461 INFO L168 Benchmark]: Toolchain (without parser) took 7140.39 ms. Allocated memory was 98.6 MB in the beginning and 209.7 MB in the end (delta: 111.1 MB). Free memory was 68.9 MB in the beginning and 120.9 MB in the end (delta: -51.9 MB). Peak memory consumption was 88.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:39:30,463 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 98.6 MB. Free memory was 58.2 MB in the beginning and 58.1 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:39:30,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 953.54 ms. Allocated memory is still 98.6 MB. Free memory was 68.7 MB in the beginning and 47.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:39:30,468 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.59 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 47.7 MB in the beginning and 94.8 MB in the end (delta: -47.1 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:39:30,470 INFO L168 Benchmark]: Boogie Preprocessor took 133.89 ms. Allocated memory is still 119.5 MB. Free memory was 94.8 MB in the beginning and 91.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:39:30,471 INFO L168 Benchmark]: RCFGBuilder took 5904.89 ms. Allocated memory was 119.5 MB in the beginning and 209.7 MB in the end (delta: 90.2 MB). Free memory was 91.8 MB in the beginning and 120.9 MB in the end (delta: -29.1 MB). Peak memory consumption was 91.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:39:30,484 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 98.6 MB. Free memory was 58.2 MB in the beginning and 58.1 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 953.54 ms. Allocated memory is still 98.6 MB. Free memory was 68.7 MB in the beginning and 47.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 127.59 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 47.7 MB in the beginning and 94.8 MB in the end (delta: -47.1 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 133.89 ms. Allocated memory is still 119.5 MB. Free memory was 94.8 MB in the beginning and 91.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 5904.89 ms. Allocated memory was 119.5 MB in the beginning and 209.7 MB in the end (delta: 90.2 MB). Free memory was 91.8 MB in the beginning and 120.9 MB in the end (delta: -29.1 MB). Peak memory consumption was 91.2 MB. Max. memory is 16.1 GB. * 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:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 17:39:33,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:39:33,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:39:33,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:39:33,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:39:33,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:39:33,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:39:33,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:39:33,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:39:33,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:39:33,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:39:33,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:39:33,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:39:33,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:39:33,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:39:33,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:39:33,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:39:33,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:39:33,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:39:33,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:39:33,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:39:33,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:39:33,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:39:33,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:39:33,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:39:33,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:39:33,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:39:33,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:39:33,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:39:33,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:39:33,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:39:33,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:39:33,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:39:33,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:39:33,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:39:33,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:39:33,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:39:33,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:39:33,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:39:33,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:39:33,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:39:33,831 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 17:39:33,866 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:39:33,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:39:33,867 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:39:33,867 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:39:33,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:39:33,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:39:33,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:39:33,870 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:39:33,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:39:33,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:39:33,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:39:33,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:39:33,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:39:33,871 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 17:39:33,871 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 17:39:33,872 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 17:39:33,872 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:39:33,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:39:33,873 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:39:33,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:39:33,873 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:39:33,873 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:39:33,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:39:33,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:39:33,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:39:33,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:39:33,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:39:33,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:39:33,876 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 17:39:33,876 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 17:39:33,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:39:33,876 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 17:39:33,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:39:33,877 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-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dea1056209896288db4753cca8d4712dc383ba43 [2020-12-01 17:39:34,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:39:34,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:39:34,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:39:34,485 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:39:34,486 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:39:34,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe025_power.opt.i [2020-12-01 17:39:34,584 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/data/9f76ccb5f/05ddc7956f834ff0a82d8c8572f6b133/FLAGfcc5070af [2020-12-01 17:39:35,495 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:39:35,495 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/sv-benchmarks/c/pthread-wmm/safe025_power.opt.i [2020-12-01 17:39:35,517 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/data/9f76ccb5f/05ddc7956f834ff0a82d8c8572f6b133/FLAGfcc5070af [2020-12-01 17:39:35,665 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/data/9f76ccb5f/05ddc7956f834ff0a82d8c8572f6b133 [2020-12-01 17:39:35,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:39:35,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:39:35,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:39:35,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:39:35,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:39:35,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:39:35" (1/1) ... [2020-12-01 17:39:35,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16936c77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:35, skipping insertion in model container [2020-12-01 17:39:35,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:39:35" (1/1) ... [2020-12-01 17:39:35,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:39:35,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:39:36,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:39:36,498 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:39:36,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:39:36,792 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:39:36,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:36 WrapperNode [2020-12-01 17:39:36,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:39:36,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:39:36,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:39:36,795 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:39:36,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:36" (1/1) ... [2020-12-01 17:39:36,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:36" (1/1) ... [2020-12-01 17:39:36,891 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:39:36,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:39:36,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:39:36,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:39:36,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:36" (1/1) ... [2020-12-01 17:39:36,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:36" (1/1) ... [2020-12-01 17:39:36,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:36" (1/1) ... [2020-12-01 17:39:36,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:36" (1/1) ... [2020-12-01 17:39:36,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:36" (1/1) ... [2020-12-01 17:39:36,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:36" (1/1) ... [2020-12-01 17:39:36,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:36" (1/1) ... [2020-12-01 17:39:36,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:39:36,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:39:36,976 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:39:36,977 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:39:36,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:39:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_75039058-76fc-4acf-b41d-321c6353fb33/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:39:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 17:39:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 17:39:37,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 17:39:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 17:39:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:39:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:39:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 17:39:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 17:39:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 17:39:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-01 17:39:37,078 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-01 17:39:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-01 17:39:37,079 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-01 17:39:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-01 17:39:37,079 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-01 17:39:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 17:39:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:39:37,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:39:37,082 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 17:39:43,717 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:39:43,717 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 17:39:43,719 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L807 is neither atomic block end nor error location. [2020-12-01 17:39:43,720 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:301) 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) [2020-12-01 17:39:43,725 INFO L168 Benchmark]: Toolchain (without parser) took 8048.89 ms. Allocated memory was 56.6 MB in the beginning and 142.6 MB in the end (delta: 86.0 MB). Free memory was 34.8 MB in the beginning and 62.8 MB in the end (delta: -27.9 MB). Peak memory consumption was 79.8 MB. Max. memory is 16.1 GB. [2020-12-01 17:39:43,727 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 56.6 MB. Free memory was 39.8 MB in the beginning and 39.7 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:39:43,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1116.11 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 34.6 MB in the beginning and 39.2 MB in the end (delta: -4.7 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:39:43,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.64 ms. Allocated memory is still 69.2 MB. Free memory was 39.2 MB in the beginning and 36.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:39:43,730 INFO L168 Benchmark]: Boogie Preprocessor took 83.18 ms. Allocated memory is still 69.2 MB. Free memory was 36.3 MB in the beginning and 32.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:39:43,731 INFO L168 Benchmark]: RCFGBuilder took 6746.68 ms. Allocated memory was 69.2 MB in the beginning and 142.6 MB in the end (delta: 73.4 MB). Free memory was 32.5 MB in the beginning and 62.8 MB in the end (delta: -30.2 MB). Peak memory consumption was 64.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:39:43,735 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 56.6 MB. Free memory was 39.8 MB in the beginning and 39.7 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1116.11 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 34.6 MB in the beginning and 39.2 MB in the end (delta: -4.7 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 97.64 ms. Allocated memory is still 69.2 MB. Free memory was 39.2 MB in the beginning and 36.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.18 ms. Allocated memory is still 69.2 MB. Free memory was 36.3 MB in the beginning and 32.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 6746.68 ms. Allocated memory was 69.2 MB in the beginning and 142.6 MB in the end (delta: 73.4 MB). Free memory was 32.5 MB in the beginning and 62.8 MB in the end (delta: -30.2 MB). Peak memory consumption was 64.5 MB. Max. memory is 16.1 GB. * 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:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...