./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix028_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix028_power.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/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 6ce73d7eb6c983d89250f08490f8e1ccbbdeb86c ..................................................................................................................................................................................................... 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_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix028_power.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/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 6ce73d7eb6c983d89250f08490f8e1ccbbdeb86c ......................................................................................................................................................................................................... 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-a4ecdab [2020-11-29 23:58:14,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:58:14,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:58:14,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:58:14,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:58:14,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:58:14,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:58:14,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:58:14,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:58:14,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:58:14,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:58:14,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:58:14,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:58:14,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:58:14,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:58:14,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:58:14,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:58:14,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:58:14,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:58:14,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:58:14,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:58:14,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:58:14,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:58:14,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:58:14,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:58:14,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:58:14,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:58:14,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:58:14,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:58:14,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:58:14,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:58:14,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:58:14,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:58:14,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:58:14,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:58:14,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:58:14,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:58:14,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:58:14,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:58:14,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:58:14,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:58:14,942 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 23:58:14,990 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:58:14,992 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:58:14,994 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:58:14,994 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:58:14,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:58:14,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:58:14,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:58:14,997 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:58:14,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:58:14,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:58:14,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:58:14,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:58:15,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:58:15,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:58:15,000 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:58:15,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:58:15,001 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:58:15,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:58:15,001 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:58:15,002 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:58:15,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:58:15,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:58:15,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:58:15,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:58:15,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:58:15,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:58:15,004 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 23:58:15,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:58:15,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:58:15,007 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_250616ca-8a90-41f5-97e8-6d3574de3894/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ce73d7eb6c983d89250f08490f8e1ccbbdeb86c [2020-11-29 23:58:15,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:58:15,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:58:15,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:58:15,408 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:58:15,409 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:58:15,410 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/mix028_power.oepc.i [2020-11-29 23:58:15,487 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/data/139771338/4e3d31f007fa446ab58806d03fd6339d/FLAG8218e1202 [2020-11-29 23:58:16,178 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:58:16,179 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/sv-benchmarks/c/pthread-wmm/mix028_power.oepc.i [2020-11-29 23:58:16,201 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/data/139771338/4e3d31f007fa446ab58806d03fd6339d/FLAG8218e1202 [2020-11-29 23:58:16,393 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/data/139771338/4e3d31f007fa446ab58806d03fd6339d [2020-11-29 23:58:16,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:58:16,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:58:16,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:58:16,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:58:16,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:58:16,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:58:16" (1/1) ... [2020-11-29 23:58:16,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a5f346d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:16, skipping insertion in model container [2020-11-29 23:58:16,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:58:16" (1/1) ... [2020-11-29 23:58:16,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:58:16,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:58:17,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:58:17,034 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:58:17,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:58:17,251 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:58:17,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:17 WrapperNode [2020-11-29 23:58:17,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:58:17,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:58:17,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:58:17,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:58:17,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:17" (1/1) ... [2020-11-29 23:58:17,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:17" (1/1) ... [2020-11-29 23:58:17,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:58:17,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:58:17,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:58:17,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:58:17,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:17" (1/1) ... [2020-11-29 23:58:17,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:17" (1/1) ... [2020-11-29 23:58:17,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:17" (1/1) ... [2020-11-29 23:58:17,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:17" (1/1) ... [2020-11-29 23:58:17,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:17" (1/1) ... [2020-11-29 23:58:17,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:17" (1/1) ... [2020-11-29 23:58:17,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:17" (1/1) ... [2020-11-29 23:58:17,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:58:17,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:58:17,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:58:17,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:58:17,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/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 [2020-11-29 23:58:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 23:58:17,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 23:58:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 23:58:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 23:58:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:58:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 23:58:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-29 23:58:17,524 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-29 23:58:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-29 23:58:17,525 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-29 23:58:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-29 23:58:17,526 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-29 23:58:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:58:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 23:58:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:58:17,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:58:17,528 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 23:58:20,631 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:58:20,631 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 23:58:20,632 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L747 is neither atomic block end nor error location. [2020-11-29 23:58:20,633 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) [2020-11-29 23:58:20,644 INFO L168 Benchmark]: Toolchain (without parser) took 4241.30 ms. Allocated memory was 86.0 MB in the beginning and 136.3 MB in the end (delta: 50.3 MB). Free memory was 59.4 MB in the beginning and 71.4 MB in the end (delta: -12.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:20,647 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 71.3 MB. Free memory was 49.5 MB in the beginning and 49.5 MB in the end (delta: 36.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:58:20,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 853.82 ms. Allocated memory is still 86.0 MB. Free memory was 59.2 MB in the beginning and 60.3 MB in the end (delta: -1.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:20,651 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.89 ms. Allocated memory is still 86.0 MB. Free memory was 64.4 MB in the beginning and 62.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:20,653 INFO L168 Benchmark]: Boogie Preprocessor took 53.02 ms. Allocated memory is still 86.0 MB. Free memory was 62.3 MB in the beginning and 60.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:20,654 INFO L168 Benchmark]: RCFGBuilder took 3232.56 ms. Allocated memory was 86.0 MB in the beginning and 136.3 MB in the end (delta: 50.3 MB). Free memory was 60.2 MB in the beginning and 71.4 MB in the end (delta: -11.2 MB). Peak memory consumption was 44.7 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:20,665 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 71.3 MB. Free memory was 49.5 MB in the beginning and 49.5 MB in the end (delta: 36.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 853.82 ms. Allocated memory is still 86.0 MB. Free memory was 59.2 MB in the beginning and 60.3 MB in the end (delta: -1.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.89 ms. Allocated memory is still 86.0 MB. Free memory was 64.4 MB in the beginning and 62.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.02 ms. Allocated memory is still 86.0 MB. Free memory was 62.3 MB in the beginning and 60.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3232.56 ms. Allocated memory was 86.0 MB in the beginning and 136.3 MB in the end (delta: 50.3 MB). Free memory was 60.2 MB in the beginning and 71.4 MB in the end (delta: -11.2 MB). Peak memory consumption was 44.7 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-a4ecdab [2020-11-29 23:58:23,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:58:23,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:58:23,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:58:23,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:58:23,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:58:23,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:58:23,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:58:23,546 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:58:23,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:58:23,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:58:23,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:58:23,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:58:23,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:58:23,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:58:23,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:58:23,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:58:23,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:58:23,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:58:23,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:58:23,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:58:23,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:58:23,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:58:23,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:58:23,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:58:23,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:58:23,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:58:23,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:58:23,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:58:23,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:58:23,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:58:23,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:58:23,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:58:23,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:58:23,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:58:23,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:58:23,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:58:23,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:58:23,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:58:23,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:58:23,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:58:23,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 23:58:23,661 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:58:23,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:58:23,667 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:58:23,668 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:58:23,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:58:23,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:58:23,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:58:23,670 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:58:23,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:58:23,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:58:23,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:58:23,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:58:23,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:58:23,673 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 23:58:23,673 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 23:58:23,673 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 23:58:23,673 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:58:23,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:58:23,674 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:58:23,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:58:23,674 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:58:23,674 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:58:23,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:58:23,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:58:23,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:58:23,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:58:23,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:58:23,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:58:23,676 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 23:58:23,676 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 23:58:23,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:58:23,677 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 23:58:23,677 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 23:58:23,677 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_250616ca-8a90-41f5-97e8-6d3574de3894/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ce73d7eb6c983d89250f08490f8e1ccbbdeb86c [2020-11-29 23:58:24,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:58:24,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:58:24,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:58:24,185 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:58:24,185 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:58:24,186 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/mix028_power.oepc.i [2020-11-29 23:58:24,280 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/data/bba55f06b/423cdbb48ccd4d5eabd992496e7a4a0c/FLAG5f408aef2 [2020-11-29 23:58:25,045 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:58:25,046 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/sv-benchmarks/c/pthread-wmm/mix028_power.oepc.i [2020-11-29 23:58:25,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/data/bba55f06b/423cdbb48ccd4d5eabd992496e7a4a0c/FLAG5f408aef2 [2020-11-29 23:58:25,209 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/bin/ukojak/data/bba55f06b/423cdbb48ccd4d5eabd992496e7a4a0c [2020-11-29 23:58:25,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:58:25,217 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:58:25,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:58:25,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:58:25,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:58:25,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:58:25" (1/1) ... [2020-11-29 23:58:25,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64491ce3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:25, skipping insertion in model container [2020-11-29 23:58:25,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:58:25" (1/1) ... [2020-11-29 23:58:25,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:58:25,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:58:25,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:58:26,006 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:58:26,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:58:26,263 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:58:26,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:26 WrapperNode [2020-11-29 23:58:26,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:58:26,268 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:58:26,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:58:26,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:58:26,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:26" (1/1) ... [2020-11-29 23:58:26,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:26" (1/1) ... [2020-11-29 23:58:26,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:58:26,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:58:26,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:58:26,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:58:26,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:26" (1/1) ... [2020-11-29 23:58:26,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:26" (1/1) ... [2020-11-29 23:58:26,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:26" (1/1) ... [2020-11-29 23:58:26,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:26" (1/1) ... [2020-11-29 23:58:26,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:26" (1/1) ... [2020-11-29 23:58:26,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:26" (1/1) ... [2020-11-29 23:58:26,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:26" (1/1) ... [2020-11-29 23:58:26,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:58:26,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:58:26,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:58:26,472 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:58:26,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_250616ca-8a90-41f5-97e8-6d3574de3894/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 [2020-11-29 23:58:26,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 23:58:26,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 23:58:26,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 23:58:26,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:58:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 23:58:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 23:58:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 23:58:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-29 23:58:26,566 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-29 23:58:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-29 23:58:26,566 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-29 23:58:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-29 23:58:26,567 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-29 23:58:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 23:58:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:58:26,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:58:26,570 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 23:58:29,845 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:58:29,846 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 23:58:29,847 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L747 is neither atomic block end nor error location. [2020-11-29 23:58:29,848 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) [2020-11-29 23:58:29,858 INFO L168 Benchmark]: Toolchain (without parser) took 4638.86 ms. Allocated memory was 65.0 MB in the beginning and 100.7 MB in the end (delta: 35.7 MB). Free memory was 45.0 MB in the beginning and 53.8 MB in the end (delta: -8.8 MB). Peak memory consumption was 49.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:29,861 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 65.0 MB. Free memory was 47.8 MB in the beginning and 47.7 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:58:29,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1046.50 ms. Allocated memory is still 65.0 MB. Free memory was 44.8 MB in the beginning and 28.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:29,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.51 ms. Allocated memory is still 65.0 MB. Free memory was 28.7 MB in the beginning and 26.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:29,867 INFO L168 Benchmark]: Boogie Preprocessor took 97.86 ms. Allocated memory was 65.0 MB in the beginning and 83.9 MB in the end (delta: 18.9 MB). Free memory was 26.5 MB in the beginning and 62.8 MB in the end (delta: -36.4 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:29,868 INFO L168 Benchmark]: RCFGBuilder took 3383.63 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 62.5 MB in the beginning and 53.8 MB in the end (delta: 8.7 MB). Peak memory consumption was 45.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:29,882 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 65.0 MB. Free memory was 47.8 MB in the beginning and 47.7 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1046.50 ms. Allocated memory is still 65.0 MB. Free memory was 44.8 MB in the beginning and 28.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.51 ms. Allocated memory is still 65.0 MB. Free memory was 28.7 MB in the beginning and 26.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 97.86 ms. Allocated memory was 65.0 MB in the beginning and 83.9 MB in the end (delta: 18.9 MB). Free memory was 26.5 MB in the beginning and 62.8 MB in the end (delta: -36.4 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3383.63 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 62.5 MB in the beginning and 53.8 MB in the end (delta: 8.7 MB). Peak memory consumption was 45.1 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...