./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/qrcu-1.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_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/qrcu-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/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 92de787da58164b8efa82fae19f262746d58018b ............................................................................................................................................................................................................. 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_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/qrcu-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/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 92de787da58164b8efa82fae19f262746d58018b .................................................................................................................................................................................................................. 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 04:40:08,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:40:08,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:40:08,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:40:08,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:40:08,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:40:08,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:40:08,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:40:08,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:40:08,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:40:08,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:40:08,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:40:08,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:40:08,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:40:08,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:40:08,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:40:08,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:40:08,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:40:08,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:40:08,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:40:08,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:40:08,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:40:08,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:40:08,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:40:08,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:40:08,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:40:08,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:40:08,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:40:08,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:40:08,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:40:08,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:40:08,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:40:08,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:40:08,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:40:08,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:40:08,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:40:08,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:40:08,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:40:08,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:40:08,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:40:08,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:40:08,238 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:40:08,276 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:40:08,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:40:08,277 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:40:08,278 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:40:08,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:40:08,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:40:08,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:40:08,279 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:40:08,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:40:08,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:40:08,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:40:08,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:40:08,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:40:08,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:40:08,281 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:40:08,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:40:08,282 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:40:08,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:40:08,282 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:40:08,282 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:40:08,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:40:08,283 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:40:08,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:40:08,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:40:08,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:40:08,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:40:08,284 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:40:08,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:40:08,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:40:08,286 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_448a7ede-a205-4087-9a04-03da27e927e9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92de787da58164b8efa82fae19f262746d58018b [2020-11-28 04:40:08,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:40:08,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:40:08,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:40:08,596 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:40:08,597 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:40:08,598 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/qrcu-1.i [2020-11-28 04:40:08,686 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/data/71778e9bb/f65d93535ab54cf9adecac4c71f324d6/FLAG11566e6b9 [2020-11-28 04:40:09,336 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:40:09,337 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/sv-benchmarks/c/pthread-atomic/qrcu-1.i [2020-11-28 04:40:09,355 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/data/71778e9bb/f65d93535ab54cf9adecac4c71f324d6/FLAG11566e6b9 [2020-11-28 04:40:09,613 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/data/71778e9bb/f65d93535ab54cf9adecac4c71f324d6 [2020-11-28 04:40:09,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:40:09,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:40:09,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:09,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:40:09,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:40:09,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:09" (1/1) ... [2020-11-28 04:40:09,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1692c70c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:09, skipping insertion in model container [2020-11-28 04:40:09,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:09" (1/1) ... [2020-11-28 04:40:09,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:40:09,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:40:10,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:10,162 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:40:10,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:10,341 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:40:10,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10 WrapperNode [2020-11-28 04:40:10,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:10,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:10,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:40:10,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:40:10,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:10,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:40:10,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:40:10,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:40:10,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:40:10,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:40:10,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:40:10,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:40:10,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/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 04:40:10,525 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:40:10,525 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:40:10,525 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader1 [2020-11-28 04:40:10,525 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader1 [2020-11-28 04:40:10,525 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader2 [2020-11-28 04:40:10,526 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader2 [2020-11-28 04:40:10,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:40:10,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_use_done [2020-11-28 04:40:10,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_use_done [2020-11-28 04:40:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:40:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_use2 [2020-11-28 04:40:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_use2 [2020-11-28 04:40:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_use1 [2020-11-28 04:40:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_use1 [2020-11-28 04:40:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_updater [2020-11-28 04:40:10,528 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_updater [2020-11-28 04:40:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:40:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:40:10,528 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:40:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:40:10,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:40:10,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:40:10,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:40:10,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:40:10,531 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 04:40:11,644 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:40:11,645 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:40:11,646 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_use2ENTRY is neither atomic block end nor error location. [2020-11-28 04:40:11,647 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 04:40:11,651 INFO L168 Benchmark]: Toolchain (without parser) took 2033.25 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 84.9 MB in the beginning and 69.0 MB in the end (delta: 16.0 MB). Peak memory consumption was 47.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:11,652 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 111.1 MB. Free memory was 67.6 MB in the beginning and 67.6 MB in the end (delta: 55.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:11,653 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.07 ms. Allocated memory is still 111.1 MB. Free memory was 84.9 MB in the beginning and 64.4 MB in the end (delta: 20.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:11,654 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.44 ms. Allocated memory is still 111.1 MB. Free memory was 64.0 MB in the beginning and 61.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:11,655 INFO L168 Benchmark]: Boogie Preprocessor took 33.93 ms. Allocated memory is still 111.1 MB. Free memory was 61.8 MB in the beginning and 59.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:11,657 INFO L168 Benchmark]: RCFGBuilder took 1200.00 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 59.8 MB in the beginning and 69.0 MB in the end (delta: -9.1 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:11,661 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 111.1 MB. Free memory was 67.6 MB in the beginning and 67.6 MB in the end (delta: 55.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 725.07 ms. Allocated memory is still 111.1 MB. Free memory was 84.9 MB in the beginning and 64.4 MB in the end (delta: 20.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 70.44 ms. Allocated memory is still 111.1 MB. Free memory was 64.0 MB in the beginning and 61.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.93 ms. Allocated memory is still 111.1 MB. Free memory was 61.8 MB in the beginning and 59.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1200.00 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 59.8 MB in the beginning and 69.0 MB in the end (delta: -9.1 MB). Peak memory consumption was 23.3 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 [2020-11-28 04:40:14,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:40:14,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:40:14,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:40:14,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:40:14,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:40:14,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:40:14,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:40:14,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:40:14,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:40:14,186 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:40:14,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:40:14,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:40:14,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:40:14,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:40:14,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:40:14,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:40:14,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:40:14,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:40:14,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:40:14,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:40:14,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:40:14,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:40:14,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:40:14,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:40:14,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:40:14,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:40:14,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:40:14,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:40:14,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:40:14,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:40:14,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:40:14,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:40:14,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:40:14,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:40:14,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:40:14,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:40:14,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:40:14,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:40:14,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:40:14,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:40:14,253 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:40:14,292 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:40:14,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:40:14,293 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:40:14,294 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:40:14,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:40:14,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:40:14,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:40:14,295 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:40:14,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:40:14,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:40:14,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:40:14,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:40:14,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:40:14,296 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:40:14,297 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:40:14,297 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:40:14,297 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:40:14,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:40:14,297 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:40:14,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:40:14,298 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:40:14,298 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:40:14,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:40:14,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:40:14,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:40:14,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:40:14,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:40:14,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:40:14,300 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:40:14,300 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:40:14,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:40:14,300 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:40:14,301 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:40:14,301 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_448a7ede-a205-4087-9a04-03da27e927e9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92de787da58164b8efa82fae19f262746d58018b [2020-11-28 04:40:14,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:40:14,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:40:14,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:40:14,719 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:40:14,719 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:40:14,720 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/qrcu-1.i [2020-11-28 04:40:14,778 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/data/fed14d65d/dfc74ad95b67444da15f539098d86787/FLAGfe4c3d85d [2020-11-28 04:40:15,430 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:40:15,431 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/sv-benchmarks/c/pthread-atomic/qrcu-1.i [2020-11-28 04:40:15,450 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/data/fed14d65d/dfc74ad95b67444da15f539098d86787/FLAGfe4c3d85d [2020-11-28 04:40:15,628 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/bin/ukojak/data/fed14d65d/dfc74ad95b67444da15f539098d86787 [2020-11-28 04:40:15,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:40:15,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:40:15,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:15,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:40:15,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:40:15,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:15" (1/1) ... [2020-11-28 04:40:15,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50454947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:15, skipping insertion in model container [2020-11-28 04:40:15,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:15" (1/1) ... [2020-11-28 04:40:15,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:40:15,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:40:16,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:16,141 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:40:16,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:16,362 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:40:16,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:16 WrapperNode [2020-11-28 04:40:16,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:16,366 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:16,366 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:40:16,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:40:16,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:16" (1/1) ... [2020-11-28 04:40:16,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:16" (1/1) ... [2020-11-28 04:40:16,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:16,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:40:16,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:40:16,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:40:16,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:16" (1/1) ... [2020-11-28 04:40:16,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:16" (1/1) ... [2020-11-28 04:40:16,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:16" (1/1) ... [2020-11-28 04:40:16,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:16" (1/1) ... [2020-11-28 04:40:16,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:16" (1/1) ... [2020-11-28 04:40:16,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:16" (1/1) ... [2020-11-28 04:40:16,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:16" (1/1) ... [2020-11-28 04:40:16,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:40:16,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:40:16,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:40:16,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:40:16,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_448a7ede-a205-4087-9a04-03da27e927e9/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 04:40:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:40:16,623 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:40:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader1 [2020-11-28 04:40:16,623 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader1 [2020-11-28 04:40:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader2 [2020-11-28 04:40:16,624 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader2 [2020-11-28 04:40:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:40:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_use_done [2020-11-28 04:40:16,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_use_done [2020-11-28 04:40:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_use2 [2020-11-28 04:40:16,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_use2 [2020-11-28 04:40:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_use1 [2020-11-28 04:40:16,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_use1 [2020-11-28 04:40:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_updater [2020-11-28 04:40:16,626 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_updater [2020-11-28 04:40:16,627 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:40:16,627 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:40:16,627 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:40:16,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:40:16,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:40:16,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:40:16,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:40:16,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:40:16,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:40:16,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:40:16,631 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 04:40:17,893 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:40:17,893 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:40:17,894 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_use2ENTRY is neither atomic block end nor error location. [2020-11-28 04:40:17,894 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 04:40:17,898 INFO L168 Benchmark]: Toolchain (without parser) took 2265.63 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 44.0 MB in the beginning and 42.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:17,899 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 62.9 MB. Free memory is still 44.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:17,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.27 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 43.8 MB in the beginning and 58.1 MB in the end (delta: -14.3 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:17,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.26 ms. Allocated memory is still 77.6 MB. Free memory was 58.1 MB in the beginning and 55.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:17,901 INFO L168 Benchmark]: Boogie Preprocessor took 83.29 ms. Allocated memory is still 77.6 MB. Free memory was 55.7 MB in the beginning and 53.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:17,902 INFO L168 Benchmark]: RCFGBuilder took 1352.90 ms. Allocated memory is still 77.6 MB. Free memory was 53.6 MB in the beginning and 42.4 MB in the end (delta: 11.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:17,906 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 62.9 MB. Free memory is still 44.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 732.27 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 43.8 MB in the beginning and 58.1 MB in the end (delta: -14.3 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 92.26 ms. Allocated memory is still 77.6 MB. Free memory was 58.1 MB in the beginning and 55.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.29 ms. Allocated memory is still 77.6 MB. Free memory was 55.7 MB in the beginning and 53.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1352.90 ms. Allocated memory is still 77.6 MB. Free memory was 53.6 MB in the beginning and 42.4 MB in the end (delta: 11.2 MB). Peak memory consumption was 25.2 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...