./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.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_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/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 44c92fcd148a13aa4d63b75154abf06ac9208102 ...................................................................................................................................................................................................... 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_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/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 44c92fcd148a13aa4d63b75154abf06ac9208102 ........................................................................................................................................................................................................... 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 23:35:24,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:35:24,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:35:24,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:35:24,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:35:24,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:35:24,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:35:24,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:35:24,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:35:24,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:35:24,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:35:24,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:35:24,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:35:24,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:35:24,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:35:24,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:35:24,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:35:24,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:35:24,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:35:24,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:35:24,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:35:24,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:35:24,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:35:24,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:35:24,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:35:24,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:35:24,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:35:24,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:35:24,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:35:24,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:35:24,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:35:24,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:35:24,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:35:24,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:35:24,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:35:24,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:35:24,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:35:24,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:35:24,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:35:24,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:35:24,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:35:24,281 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 23:35:24,318 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:35:24,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:35:24,320 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:35:24,320 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:35:24,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:35:24,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:35:24,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:35:24,322 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:35:24,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:35:24,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:35:24,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:35:24,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:35:24,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:35:24,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:35:24,325 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:35:24,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:35:24,325 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:35:24,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:35:24,326 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:35:24,326 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:35:24,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:35:24,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:35:24,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:35:24,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:35:24,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:35:24,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:35:24,328 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 23:35:24,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:35:24,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:35:24,329 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_28e54cb3-068f-4f5f-8da3-9fea959b6d66/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44c92fcd148a13aa4d63b75154abf06ac9208102 [2020-11-29 23:35:24,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:35:24,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:35:24,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:35:24,634 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:35:24,635 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:35:24,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2020-11-29 23:35:24,700 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/data/a4de30532/81790332930c488b8c123ded8385d62a/FLAG04415a402 [2020-11-29 23:35:25,271 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:35:25,272 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2020-11-29 23:35:25,289 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/data/a4de30532/81790332930c488b8c123ded8385d62a/FLAG04415a402 [2020-11-29 23:35:25,553 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/data/a4de30532/81790332930c488b8c123ded8385d62a [2020-11-29 23:35:25,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:35:25,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:35:25,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:35:25,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:35:25,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:35:25,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:35:25" (1/1) ... [2020-11-29 23:35:25,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25dcf04d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:25, skipping insertion in model container [2020-11-29 23:35:25,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:35:25" (1/1) ... [2020-11-29 23:35:25,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:35:25,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:35:26,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:35:26,138 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:35:26,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:35:26,304 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:35:26,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:26 WrapperNode [2020-11-29 23:35:26,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:35:26,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:35:26,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:35:26,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:35:26,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:26" (1/1) ... [2020-11-29 23:35:26,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:26" (1/1) ... [2020-11-29 23:35:26,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:35:26,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:35:26,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:35:26,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:35:26,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:26" (1/1) ... [2020-11-29 23:35:26,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:26" (1/1) ... [2020-11-29 23:35:26,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:26" (1/1) ... [2020-11-29 23:35:26,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:26" (1/1) ... [2020-11-29 23:35:26,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:26" (1/1) ... [2020-11-29 23:35:26,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:26" (1/1) ... [2020-11-29 23:35:26,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:26" (1/1) ... [2020-11-29 23:35:26,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:35:26,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:35:26,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:35:26,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:35:26,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/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 23:35:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 23:35:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 23:35:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 23:35:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 23:35:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 23:35:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:35:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 23:35:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-29 23:35:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-29 23:35:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-29 23:35:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-29 23:35:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-29 23:35:26,487 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-29 23:35:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:35:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 23:35:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:35:26,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:35:26,490 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 23:35:30,384 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:35:30,385 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 23:35:30,386 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L767 is neither atomic block end nor error location. [2020-11-29 23:35:30,387 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 23:35:30,392 INFO L168 Benchmark]: Toolchain (without parser) took 4833.55 ms. Allocated memory was 81.8 MB in the beginning and 151.0 MB in the end (delta: 69.2 MB). Free memory was 49.3 MB in the beginning and 96.0 MB in the end (delta: -46.6 MB). Peak memory consumption was 56.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:35:30,393 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 81.8 MB. Free memory was 41.7 MB in the beginning and 41.6 MB in the end (delta: 37.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:35:30,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.84 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 49.2 MB in the beginning and 56.1 MB in the end (delta: -6.9 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2020-11-29 23:35:30,394 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.38 ms. Allocated memory is still 104.9 MB. Free memory was 56.1 MB in the beginning and 53.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:35:30,395 INFO L168 Benchmark]: Boogie Preprocessor took 54.93 ms. Allocated memory is still 104.9 MB. Free memory was 53.6 MB in the beginning and 50.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:35:30,396 INFO L168 Benchmark]: RCFGBuilder took 3972.63 ms. Allocated memory was 104.9 MB in the beginning and 151.0 MB in the end (delta: 46.1 MB). Free memory was 50.9 MB in the beginning and 96.0 MB in the end (delta: -45.0 MB). Peak memory consumption was 37.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:35:30,399 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 81.8 MB. Free memory was 41.7 MB in the beginning and 41.6 MB in the end (delta: 37.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 743.84 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 49.2 MB in the beginning and 56.1 MB in the end (delta: -6.9 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 54.38 ms. Allocated memory is still 104.9 MB. Free memory was 56.1 MB in the beginning and 53.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 54.93 ms. Allocated memory is still 104.9 MB. Free memory was 53.6 MB in the beginning and 50.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3972.63 ms. Allocated memory was 104.9 MB in the beginning and 151.0 MB in the end (delta: 46.1 MB). Free memory was 50.9 MB in the beginning and 96.0 MB in the end (delta: -45.0 MB). Peak memory consumption was 37.3 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 23:35:32,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:35:32,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:35:32,945 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:35:32,946 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:35:32,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:35:32,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:35:32,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:35:32,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:35:32,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:35:32,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:35:32,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:35:32,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:35:32,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:35:32,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:35:32,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:35:32,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:35:32,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:35:32,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:35:32,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:35:32,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:35:32,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:35:32,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:35:32,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:35:33,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:35:33,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:35:33,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:35:33,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:35:33,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:35:33,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:35:33,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:35:33,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:35:33,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:35:33,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:35:33,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:35:33,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:35:33,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:35:33,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:35:33,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:35:33,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:35:33,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:35:33,015 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 23:35:33,060 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:35:33,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:35:33,063 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:35:33,063 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:35:33,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:35:33,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:35:33,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:35:33,066 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:35:33,066 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:35:33,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:35:33,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:35:33,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:35:33,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:35:33,068 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 23:35:33,068 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 23:35:33,068 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 23:35:33,069 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:35:33,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:35:33,069 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:35:33,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:35:33,069 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:35:33,070 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:35:33,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:35:33,070 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:35:33,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:35:33,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:35:33,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:35:33,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:35:33,071 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 23:35:33,072 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 23:35:33,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:35:33,072 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 23:35:33,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 23:35:33,073 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_28e54cb3-068f-4f5f-8da3-9fea959b6d66/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44c92fcd148a13aa4d63b75154abf06ac9208102 [2020-11-29 23:35:33,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:35:33,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:35:33,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:35:33,560 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:35:33,561 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:35:33,562 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2020-11-29 23:35:33,645 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/data/8a444806e/1e5fd989fdf74b19b7ec26d2780b3084/FLAG0b87c2e35 [2020-11-29 23:35:34,270 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:35:34,271 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2020-11-29 23:35:34,290 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/data/8a444806e/1e5fd989fdf74b19b7ec26d2780b3084/FLAG0b87c2e35 [2020-11-29 23:35:34,537 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/bin/ukojak/data/8a444806e/1e5fd989fdf74b19b7ec26d2780b3084 [2020-11-29 23:35:34,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:35:34,545 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:35:34,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:35:34,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:35:34,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:35:34,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:35:34" (1/1) ... [2020-11-29 23:35:34,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79b03e05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:34, skipping insertion in model container [2020-11-29 23:35:34,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:35:34" (1/1) ... [2020-11-29 23:35:34,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:35:34,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:35:35,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:35:35,170 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:35:35,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:35:35,362 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:35:35,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:35 WrapperNode [2020-11-29 23:35:35,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:35:35,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:35:35,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:35:35,365 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:35:35,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:35" (1/1) ... [2020-11-29 23:35:35,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:35" (1/1) ... [2020-11-29 23:35:35,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:35:35,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:35:35,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:35:35,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:35:35,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:35" (1/1) ... [2020-11-29 23:35:35,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:35" (1/1) ... [2020-11-29 23:35:35,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:35" (1/1) ... [2020-11-29 23:35:35,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:35" (1/1) ... [2020-11-29 23:35:35,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:35" (1/1) ... [2020-11-29 23:35:35,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:35" (1/1) ... [2020-11-29 23:35:35,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:35" (1/1) ... [2020-11-29 23:35:35,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:35:35,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:35:35,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:35:35,482 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:35:35,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_28e54cb3-068f-4f5f-8da3-9fea959b6d66/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 23:35:35,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 23:35:35,569 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 23:35:35,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 23:35:35,570 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 23:35:35,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:35:35,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 23:35:35,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 23:35:35,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 23:35:35,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-29 23:35:35,573 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-29 23:35:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-29 23:35:35,573 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-29 23:35:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-29 23:35:35,574 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-29 23:35:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-29 23:35:35,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 23:35:35,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:35:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:35:35,577 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 23:35:39,772 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:35:39,773 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 23:35:39,774 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L767 is neither atomic block end nor error location. [2020-11-29 23:35:39,774 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 23:35:39,779 INFO L168 Benchmark]: Toolchain (without parser) took 5234.54 ms. Allocated memory was 56.6 MB in the beginning and 146.8 MB in the end (delta: 90.2 MB). Free memory was 33.5 MB in the beginning and 96.9 MB in the end (delta: -63.4 MB). Peak memory consumption was 50.0 MB. Max. memory is 16.1 GB. [2020-11-29 23:35:39,782 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory was 38.5 MB in the beginning and 38.5 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:35:39,784 INFO L168 Benchmark]: CACSL2BoogieTranslator took 816.81 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.2 MB in the beginning and 42.9 MB in the end (delta: -9.7 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:35:39,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.07 ms. Allocated memory is still 69.2 MB. Free memory was 42.9 MB in the beginning and 40.3 MB in the end (delta: 2.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:35:39,787 INFO L168 Benchmark]: Boogie Preprocessor took 57.22 ms. Allocated memory is still 69.2 MB. Free memory was 40.3 MB in the beginning and 37.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:35:39,788 INFO L168 Benchmark]: RCFGBuilder took 4295.06 ms. Allocated memory was 69.2 MB in the beginning and 146.8 MB in the end (delta: 77.6 MB). Free memory was 37.2 MB in the beginning and 96.9 MB in the end (delta: -59.7 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:35:39,797 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory was 38.5 MB in the beginning and 38.5 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 816.81 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.2 MB in the beginning and 42.9 MB in the end (delta: -9.7 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.07 ms. Allocated memory is still 69.2 MB. Free memory was 42.9 MB in the beginning and 40.3 MB in the end (delta: 2.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.22 ms. Allocated memory is still 69.2 MB. Free memory was 40.3 MB in the beginning and 37.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4295.06 ms. Allocated memory was 69.2 MB in the beginning and 146.8 MB in the end (delta: 77.6 MB). Free memory was 37.2 MB in the beginning and 96.9 MB in the end (delta: -59.7 MB). Peak memory consumption was 41.3 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...