./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe021_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_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/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 7040926202aba186d2ae50ad41fc6e169bbbc089 ..................................................................................................................................................................................................... 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_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/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 7040926202aba186d2ae50ad41fc6e169bbbc089 ......................................................................................................................................................................................................... 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 [2020-11-28 04:42:46,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:46,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:46,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:46,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:46,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:46,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:46,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:46,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:46,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:46,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:46,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:46,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:46,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:46,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:46,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:46,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:46,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:46,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:46,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:46,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:46,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:46,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:46,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:46,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:46,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:46,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:46,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:46,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:46,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:46,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:46,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:46,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:46,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:46,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:46,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:46,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:46,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:46,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:46,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:46,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:46,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:42:46,308 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:46,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:46,309 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:46,310 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:46,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:46,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:46,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:46,312 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:46,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:42:46,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:46,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:46,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:46,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:46,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:46,313 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:46,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:46,314 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:46,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:46,314 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:46,314 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:46,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:46,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:46,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:46,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:46,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:46,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:46,316 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:42:46,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:42:46,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:46,317 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_93165d83-3002-4a84-a815-70dde587d781/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7040926202aba186d2ae50ad41fc6e169bbbc089 [2020-11-28 04:42:46,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:46,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:46,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:46,599 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:46,601 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:46,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i [2020-11-28 04:42:46,678 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/data/1fb3fbe73/49bf385e1e3d4ded8b334b394a4232f1/FLAG984d67ffd [2020-11-28 04:42:47,202 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:47,202 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i [2020-11-28 04:42:47,217 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/data/1fb3fbe73/49bf385e1e3d4ded8b334b394a4232f1/FLAG984d67ffd [2020-11-28 04:42:47,501 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/data/1fb3fbe73/49bf385e1e3d4ded8b334b394a4232f1 [2020-11-28 04:42:47,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:47,507 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:47,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:47,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:47,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:47,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:47" (1/1) ... [2020-11-28 04:42:47,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@343b3cdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:47, skipping insertion in model container [2020-11-28 04:42:47,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:47" (1/1) ... [2020-11-28 04:42:47,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:47,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:48,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:48,050 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:48,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:48,225 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:48,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:48 WrapperNode [2020-11-28 04:42:48,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:48,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:48,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:48,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:48,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:48" (1/1) ... [2020-11-28 04:42:48,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:48" (1/1) ... [2020-11-28 04:42:48,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:48,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:48,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:48,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:48,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:48" (1/1) ... [2020-11-28 04:42:48,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:48" (1/1) ... [2020-11-28 04:42:48,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:48" (1/1) ... [2020-11-28 04:42:48,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:48" (1/1) ... [2020-11-28 04:42:48,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:48" (1/1) ... [2020-11-28 04:42:48,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:48" (1/1) ... [2020-11-28 04:42:48,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:48" (1/1) ... [2020-11-28 04:42:48,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:48,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:48,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:48,426 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:48,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/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 [2020-11-28 04:42:48,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:42:48,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:42:48,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:42:48,528 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:42:48,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:48,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:42:48,528 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-28 04:42:48,528 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-28 04:42:48,528 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-28 04:42:48,529 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-28 04:42:48,529 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-28 04:42:48,529 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-28 04:42:48,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:42:48,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:42:48,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:48,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:48,531 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:42:51,167 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:51,167 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:42:51,168 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L747 is neither atomic block end nor error location. [2020-11-28 04:42:51,169 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) [2020-11-28 04:42:51,173 INFO L168 Benchmark]: Toolchain (without parser) took 3664.98 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 65.9 MB in the beginning and 46.2 MB in the end (delta: 19.6 MB). Peak memory consumption was 58.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:51,174 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 96.5 MB. Free memory is still 56.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:51,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 716.49 ms. Allocated memory is still 96.5 MB. Free memory was 65.6 MB in the beginning and 49.0 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:51,175 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.24 ms. Allocated memory is still 96.5 MB. Free memory was 49.0 MB in the beginning and 46.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:51,176 INFO L168 Benchmark]: Boogie Preprocessor took 87.15 ms. Allocated memory is still 96.5 MB. Free memory was 46.9 MB in the beginning and 44.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:51,177 INFO L168 Benchmark]: RCFGBuilder took 2745.71 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 44.5 MB in the beginning and 46.2 MB in the end (delta: -1.8 MB). Peak memory consumption was 40.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:51,180 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 96.5 MB. Free memory is still 56.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 716.49 ms. Allocated memory is still 96.5 MB. Free memory was 65.6 MB in the beginning and 49.0 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 107.24 ms. Allocated memory is still 96.5 MB. Free memory was 49.0 MB in the beginning and 46.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.15 ms. Allocated memory is still 96.5 MB. Free memory was 46.9 MB in the beginning and 44.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2745.71 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 44.5 MB in the beginning and 46.2 MB in the end (delta: -1.8 MB). Peak memory consumption was 40.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:42:53,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:53,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:53,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:53,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:53,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:53,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:53,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:53,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:53,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:53,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:53,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:53,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:53,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:53,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:53,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:53,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:53,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:53,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:53,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:53,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:53,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:53,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:53,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:53,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:53,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:53,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:53,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:53,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:53,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:53,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:53,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:53,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:53,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:53,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:53,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:53,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:53,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:53,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:53,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:53,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:53,834 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:42:53,874 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:53,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:53,875 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:53,877 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:53,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:53,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:53,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:53,880 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:53,880 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:53,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:53,881 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:53,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:53,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:53,882 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:42:53,882 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:42:53,882 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:42:53,882 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:53,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:53,883 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:53,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:53,883 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:53,884 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:53,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:53,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:53,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:53,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:53,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:53,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:53,885 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:42:53,886 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:42:53,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:53,886 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:42:53,886 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:42:53,887 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_93165d83-3002-4a84-a815-70dde587d781/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7040926202aba186d2ae50ad41fc6e169bbbc089 [2020-11-28 04:42:54,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:54,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:54,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:54,340 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:54,341 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:54,342 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i [2020-11-28 04:42:54,417 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/data/ecd5bce76/87c17c1ab10b465191fa5622b0247298/FLAG4cf31644a [2020-11-28 04:42:55,153 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:55,153 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i [2020-11-28 04:42:55,173 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/data/ecd5bce76/87c17c1ab10b465191fa5622b0247298/FLAG4cf31644a [2020-11-28 04:42:55,372 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/bin/ukojak/data/ecd5bce76/87c17c1ab10b465191fa5622b0247298 [2020-11-28 04:42:55,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:55,376 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:55,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:55,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:55,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:55,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:55" (1/1) ... [2020-11-28 04:42:55,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab9c5af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:55, skipping insertion in model container [2020-11-28 04:42:55,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:55" (1/1) ... [2020-11-28 04:42:55,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:55,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:55,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:55,901 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:55,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:56,082 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:56,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:56 WrapperNode [2020-11-28 04:42:56,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:56,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:56,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:56,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:56,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:56" (1/1) ... [2020-11-28 04:42:56,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:56" (1/1) ... [2020-11-28 04:42:56,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:56,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:56,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:56,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:56,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:56" (1/1) ... [2020-11-28 04:42:56,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:56" (1/1) ... [2020-11-28 04:42:56,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:56" (1/1) ... [2020-11-28 04:42:56,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:56" (1/1) ... [2020-11-28 04:42:56,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:56" (1/1) ... [2020-11-28 04:42:56,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:56" (1/1) ... [2020-11-28 04:42:56,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:56" (1/1) ... [2020-11-28 04:42:56,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:56,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:56,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:56,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:56,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_93165d83-3002-4a84-a815-70dde587d781/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 [2020-11-28 04:42:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:42:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:42:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:42:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:42:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:42:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:42:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-28 04:42:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-28 04:42:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-28 04:42:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-28 04:42:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-28 04:42:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-28 04:42:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:42:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:56,370 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:42:59,410 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:59,410 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:42:59,411 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L747 is neither atomic block end nor error location. [2020-11-28 04:42:59,412 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) [2020-11-28 04:42:59,417 INFO L168 Benchmark]: Toolchain (without parser) took 4039.95 ms. Allocated memory was 62.9 MB in the beginning and 98.6 MB in the end (delta: 35.7 MB). Free memory was 42.0 MB in the beginning and 66.6 MB in the end (delta: -24.5 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:59,418 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 62.9 MB. Free memory was 44.0 MB in the beginning and 43.9 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:59,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.50 ms. Allocated memory is still 62.9 MB. Free memory was 41.8 MB in the beginning and 37.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:59,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.84 ms. Allocated memory is still 62.9 MB. Free memory was 37.7 MB in the beginning and 35.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:59,420 INFO L168 Benchmark]: Boogie Preprocessor took 87.60 ms. Allocated memory is still 62.9 MB. Free memory was 35.1 MB in the beginning and 32.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:59,421 INFO L168 Benchmark]: RCFGBuilder took 3131.83 ms. Allocated memory was 62.9 MB in the beginning and 98.6 MB in the end (delta: 35.7 MB). Free memory was 32.6 MB in the beginning and 66.6 MB in the end (delta: -34.0 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:59,424 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 62.9 MB. Free memory was 44.0 MB in the beginning and 43.9 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 708.50 ms. Allocated memory is still 62.9 MB. Free memory was 41.8 MB in the beginning and 37.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 106.84 ms. Allocated memory is still 62.9 MB. Free memory was 37.7 MB in the beginning and 35.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.60 ms. Allocated memory is still 62.9 MB. Free memory was 35.1 MB in the beginning and 32.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3131.83 ms. Allocated memory was 62.9 MB in the beginning and 98.6 MB in the end (delta: 35.7 MB). Free memory was 32.6 MB in the beginning and 66.6 MB in the end (delta: -34.0 MB). Peak memory consumption was 35.6 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...