./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/05_tas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/05_tas.i -s /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/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 cf2d34e5021d5abdfc442d361225a6c216939b97 .................................................................................................................................................................................................. 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_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/05_tas.i -s /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/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 cf2d34e5021d5abdfc442d361225a6c216939b97 ....................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:44:35,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:44:35,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:44:35,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:44:35,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:44:35,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:44:35,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:44:35,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:44:35,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:44:35,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:44:35,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:44:35,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:44:35,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:44:35,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:44:35,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:44:35,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:44:35,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:44:35,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:44:35,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:44:35,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:44:35,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:44:35,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:44:35,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:44:35,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:44:35,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:44:35,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:44:35,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:44:35,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:44:35,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:44:35,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:44:35,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:44:35,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:44:35,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:44:35,477 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:44:35,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:44:35,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:44:35,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:44:35,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:44:35,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:44:35,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:44:35,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:44:35,488 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:44:35,522 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:44:35,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:44:35,524 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:44:35,524 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:44:35,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:44:35,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:44:35,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:44:35,526 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:44:35,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:44:35,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:44:35,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:44:35,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:44:35,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:44:35,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:44:35,527 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:44:35,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:44:35,528 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:44:35,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:44:35,529 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:44:35,529 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:44:35,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:44:35,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:44:35,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:44:35,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:44:35,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:44:35,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:44:35,531 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:44:35,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:44:35,531 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:44:35,531 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_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf2d34e5021d5abdfc442d361225a6c216939b97 [2020-12-01 17:44:35,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:44:35,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:44:35,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:44:35,858 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:44:35,859 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:44:35,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/../../sv-benchmarks/c/pthread-ext/05_tas.i [2020-12-01 17:44:35,972 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/data/6e3f22e04/383e5b8793ca40879363245fed18c8db/FLAGdf74cf74c [2020-12-01 17:44:36,554 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:44:36,555 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/sv-benchmarks/c/pthread-ext/05_tas.i [2020-12-01 17:44:36,587 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/data/6e3f22e04/383e5b8793ca40879363245fed18c8db/FLAGdf74cf74c [2020-12-01 17:44:36,842 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/data/6e3f22e04/383e5b8793ca40879363245fed18c8db [2020-12-01 17:44:36,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:44:36,846 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:44:36,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:44:36,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:44:36,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:44:36,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:44:36" (1/1) ... [2020-12-01 17:44:36,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@84864bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:36, skipping insertion in model container [2020-12-01 17:44:36,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:44:36" (1/1) ... [2020-12-01 17:44:36,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:44:36,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:44:37,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:44:37,441 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:44:37,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:44:37,586 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:44:37,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:37 WrapperNode [2020-12-01 17:44:37,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:44:37,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:44:37,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:44:37,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:44:37,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:37" (1/1) ... [2020-12-01 17:44:37,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:37" (1/1) ... [2020-12-01 17:44:37,640 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:44:37,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:44:37,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:44:37,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:44:37,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:37" (1/1) ... [2020-12-01 17:44:37,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:37" (1/1) ... [2020-12-01 17:44:37,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:37" (1/1) ... [2020-12-01 17:44:37,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:37" (1/1) ... [2020-12-01 17:44:37,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:37" (1/1) ... [2020-12-01 17:44:37,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:37" (1/1) ... [2020-12-01 17:44:37,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:37" (1/1) ... [2020-12-01 17:44:37,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:44:37,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:44:37,676 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:44:37,676 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:44:37,677 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:44:37,784 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-12-01 17:44:37,784 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-12-01 17:44:37,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 17:44:37,786 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-12-01 17:44:37,786 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-12-01 17:44:37,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 17:44:37,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:44:37,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_TAS [2020-12-01 17:44:37,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_TAS [2020-12-01 17:44:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:44:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:44:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:44:37,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:44:37,792 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 17:44:38,326 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:44:38,329 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-01 17:44:38,333 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_TASENTRY is neither atomic block end nor error location. [2020-12-01 17:44:38,336 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 17:44:38,341 INFO L168 Benchmark]: Toolchain (without parser) took 1493.11 ms. Allocated memory is still 83.9 MB. Free memory was 49.6 MB in the beginning and 46.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:44:38,344 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 83.9 MB. Free memory was 60.1 MB in the beginning and 60.1 MB in the end (delta: 28.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:44:38,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 730.36 ms. Allocated memory is still 83.9 MB. Free memory was 49.4 MB in the beginning and 42.4 MB in the end (delta: 7.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:44:38,348 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.31 ms. Allocated memory is still 83.9 MB. Free memory was 42.4 MB in the beginning and 40.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:44:38,350 INFO L168 Benchmark]: Boogie Preprocessor took 33.17 ms. Allocated memory is still 83.9 MB. Free memory was 40.3 MB in the beginning and 39.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:44:38,351 INFO L168 Benchmark]: RCFGBuilder took 662.98 ms. Allocated memory is still 83.9 MB. Free memory was 39.0 MB in the beginning and 46.8 MB in the end (delta: -7.9 MB). Peak memory consumption was 14.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:44:38,361 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 83.9 MB. Free memory was 60.1 MB in the beginning and 60.1 MB in the end (delta: 28.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 730.36 ms. Allocated memory is still 83.9 MB. Free memory was 49.4 MB in the beginning and 42.4 MB in the end (delta: 7.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 52.31 ms. Allocated memory is still 83.9 MB. Free memory was 42.4 MB in the beginning and 40.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.17 ms. Allocated memory is still 83.9 MB. Free memory was 40.3 MB in the beginning and 39.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 662.98 ms. Allocated memory is still 83.9 MB. Free memory was 39.0 MB in the beginning and 46.8 MB in the end (delta: -7.9 MB). Peak memory consumption was 14.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 17:44:41,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:44:41,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:44:41,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:44:41,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:44:41,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:44:41,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:44:41,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:44:41,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:44:41,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:44:41,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:44:41,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:44:41,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:44:41,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:44:41,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:44:41,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:44:41,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:44:41,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:44:41,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:44:41,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:44:41,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:44:41,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:44:41,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:44:41,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:44:41,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:44:41,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:44:41,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:44:41,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:44:41,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:44:41,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:44:41,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:44:41,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:44:41,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:44:41,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:44:41,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:44:41,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:44:41,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:44:41,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:44:41,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:44:41,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:44:41,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:44:41,487 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 17:44:41,526 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:44:41,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:44:41,528 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:44:41,529 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:44:41,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:44:41,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:44:41,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:44:41,532 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:44:41,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:44:41,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:44:41,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:44:41,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:44:41,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:44:41,535 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 17:44:41,535 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 17:44:41,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 17:44:41,536 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:44:41,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:44:41,537 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:44:41,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:44:41,537 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:44:41,538 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:44:41,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:44:41,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:44:41,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:44:41,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:44:41,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:44:41,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:44:41,540 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 17:44:41,540 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 17:44:41,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:44:41,565 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 17:44:41,565 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:44:41,565 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_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf2d34e5021d5abdfc442d361225a6c216939b97 [2020-12-01 17:44:42,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:44:42,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:44:42,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:44:42,048 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:44:42,051 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:44:42,052 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/../../sv-benchmarks/c/pthread-ext/05_tas.i [2020-12-01 17:44:42,128 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/data/bd654be1d/50ae9afcf824483a98eff16eae309058/FLAG216e723ab [2020-12-01 17:44:42,912 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:44:42,918 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/sv-benchmarks/c/pthread-ext/05_tas.i [2020-12-01 17:44:42,940 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/data/bd654be1d/50ae9afcf824483a98eff16eae309058/FLAG216e723ab [2020-12-01 17:44:43,172 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/data/bd654be1d/50ae9afcf824483a98eff16eae309058 [2020-12-01 17:44:43,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:44:43,177 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:44:43,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:44:43,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:44:43,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:44:43,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:44:43" (1/1) ... [2020-12-01 17:44:43,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b90791b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:43, skipping insertion in model container [2020-12-01 17:44:43,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:44:43" (1/1) ... [2020-12-01 17:44:43,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:44:43,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:44:43,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:44:43,780 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:44:43,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:44:43,969 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:44:43,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:43 WrapperNode [2020-12-01 17:44:43,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:44:43,971 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:44:43,971 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:44:43,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:44:43,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:43" (1/1) ... [2020-12-01 17:44:44,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:43" (1/1) ... [2020-12-01 17:44:44,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:44:44,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:44:44,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:44:44,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:44:44,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:43" (1/1) ... [2020-12-01 17:44:44,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:43" (1/1) ... [2020-12-01 17:44:44,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:43" (1/1) ... [2020-12-01 17:44:44,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:43" (1/1) ... [2020-12-01 17:44:44,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:43" (1/1) ... [2020-12-01 17:44:44,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:43" (1/1) ... [2020-12-01 17:44:44,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:43" (1/1) ... [2020-12-01 17:44:44,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:44:44,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:44:44,078 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:44:44,078 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:44:44,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_592fe14f-2cdc-4b1a-a6e9-f392bce87d74/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:44:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-12-01 17:44:44,155 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-12-01 17:44:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 17:44:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-12-01 17:44:44,156 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-12-01 17:44:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:44:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_TAS [2020-12-01 17:44:44,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_TAS [2020-12-01 17:44:44,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:44:44,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 17:44:44,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 17:44:44,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 17:44:44,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:44:44,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:44:44,160 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 17:44:44,863 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:44:44,863 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-01 17:44:44,865 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_TASENTRY is neither atomic block end nor error location. [2020-12-01 17:44:44,866 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 17:44:44,874 INFO L168 Benchmark]: Toolchain (without parser) took 1695.02 ms. Allocated memory is still 86.0 MB. Free memory was 50.8 MB in the beginning and 49.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:44:44,876 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 86.0 MB. Free memory was 68.4 MB in the beginning and 68.3 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:44:44,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 789.08 ms. Allocated memory is still 86.0 MB. Free memory was 50.6 MB in the beginning and 49.7 MB in the end (delta: 894.1 kB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:44:44,880 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.50 ms. Allocated memory is still 86.0 MB. Free memory was 49.5 MB in the beginning and 47.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:44:44,881 INFO L168 Benchmark]: Boogie Preprocessor took 45.23 ms. Allocated memory is still 86.0 MB. Free memory was 47.5 MB in the beginning and 45.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:44:44,882 INFO L168 Benchmark]: RCFGBuilder took 794.12 ms. Allocated memory is still 86.0 MB. Free memory was 45.9 MB in the beginning and 49.0 MB in the end (delta: -3.0 MB). Peak memory consumption was 11.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:44:44,889 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 86.0 MB. Free memory was 68.4 MB in the beginning and 68.3 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 789.08 ms. Allocated memory is still 86.0 MB. Free memory was 50.6 MB in the beginning and 49.7 MB in the end (delta: 894.1 kB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.50 ms. Allocated memory is still 86.0 MB. Free memory was 49.5 MB in the beginning and 47.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.23 ms. Allocated memory is still 86.0 MB. Free memory was 47.5 MB in the beginning and 45.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 794.12 ms. Allocated memory is still 86.0 MB. Free memory was 45.9 MB in the beginning and 49.0 MB in the end (delta: -3.0 MB). Peak memory consumption was 11.9 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...