./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.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_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/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 97339b281f329338e7c235583a5763ba315bebfd ...................................................................................................................................................................................................... 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_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/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 97339b281f329338e7c235583a5763ba315bebfd ........................................................................................................................................................................................................... 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 18:01:16,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:01:16,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:01:16,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:01:16,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:01:16,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:01:16,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:01:16,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:01:16,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:01:16,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:01:16,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:01:16,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:01:16,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:01:16,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:01:16,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:01:16,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:01:16,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:01:16,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:01:16,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:01:16,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:01:16,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:01:16,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:01:16,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:01:16,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:01:16,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:01:16,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:01:16,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:01:16,690 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:01:16,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:01:16,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:01:16,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:01:16,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:01:16,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:01:16,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:01:16,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:01:16,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:01:16,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:01:16,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:01:16,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:01:16,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:01:16,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:01:16,719 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:01:16,774 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:01:16,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:01:16,779 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:01:16,780 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:01:16,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:01:16,781 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:01:16,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:01:16,782 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:01:16,782 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:01:16,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:01:16,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:01:16,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:01:16,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:01:16,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:01:16,786 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:01:16,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:01:16,786 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:01:16,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:01:16,787 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:01:16,787 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:01:16,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:01:16,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:01:16,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:01:16,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:01:16,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:01:16,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:01:16,789 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:01:16,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:01:16,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:01:16,792 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_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97339b281f329338e7c235583a5763ba315bebfd [2020-12-01 18:01:17,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:01:17,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:01:17,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:01:17,299 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:01:17,300 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:01:17,301 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.i [2020-12-01 18:01:17,399 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/data/7934e68da/f685501671a44ecfbc9f3202c79afc3c/FLAGb5504117b [2020-12-01 18:01:18,204 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:01:18,205 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/sv-benchmarks/c/pthread-wmm/safe014_power.opt.i [2020-12-01 18:01:18,228 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/data/7934e68da/f685501671a44ecfbc9f3202c79afc3c/FLAGb5504117b [2020-12-01 18:01:18,418 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/data/7934e68da/f685501671a44ecfbc9f3202c79afc3c [2020-12-01 18:01:18,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:01:18,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:01:18,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:01:18,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:01:18,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:01:18,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:01:18" (1/1) ... [2020-12-01 18:01:18,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed06528 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:18, skipping insertion in model container [2020-12-01 18:01:18,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:01:18" (1/1) ... [2020-12-01 18:01:18,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:01:18,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:01:19,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:01:19,086 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:01:19,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:01:19,282 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:01:19,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:19 WrapperNode [2020-12-01 18:01:19,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:01:19,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:01:19,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:01:19,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:01:19,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:19" (1/1) ... [2020-12-01 18:01:19,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:19" (1/1) ... [2020-12-01 18:01:19,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:01:19,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:01:19,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:01:19,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:01:19,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:19" (1/1) ... [2020-12-01 18:01:19,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:19" (1/1) ... [2020-12-01 18:01:19,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:19" (1/1) ... [2020-12-01 18:01:19,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:19" (1/1) ... [2020-12-01 18:01:19,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:19" (1/1) ... [2020-12-01 18:01:19,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:19" (1/1) ... [2020-12-01 18:01:19,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:19" (1/1) ... [2020-12-01 18:01:19,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:01:19,441 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:01:19,441 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:01:19,441 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:01:19,442 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/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 18:01:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:01:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:01:19,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:01:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:01:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 18:01:19,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:01:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:01:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-01 18:01:19,543 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-01 18:01:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-01 18:01:19,544 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-01 18:01:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-01 18:01:19,544 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-01 18:01:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:01:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 18:01:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:01:19,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:01:19,548 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 18:01:23,643 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:01:23,644 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 18:01:23,646 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L814 is neither atomic block end nor error location. [2020-12-01 18:01:23,647 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) [2020-12-01 18:01:23,654 INFO L168 Benchmark]: Toolchain (without parser) took 5228.64 ms. Allocated memory was 94.4 MB in the beginning and 136.3 MB in the end (delta: 41.9 MB). Free memory was 64.4 MB in the beginning and 61.2 MB in the end (delta: 3.2 MB). Peak memory consumption was 74.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:23,655 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 94.4 MB. Free memory is still 51.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:01:23,656 INFO L168 Benchmark]: CACSL2BoogieTranslator took 856.33 ms. Allocated memory is still 94.4 MB. Free memory was 64.2 MB in the beginning and 46.1 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:23,657 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.60 ms. Allocated memory is still 94.4 MB. Free memory was 46.1 MB in the beginning and 43.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:23,659 INFO L168 Benchmark]: Boogie Preprocessor took 76.91 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 43.9 MB in the beginning and 90.1 MB in the end (delta: -46.3 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:23,660 INFO L168 Benchmark]: RCFGBuilder took 4210.25 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 90.1 MB in the beginning and 61.2 MB in the end (delta: 28.8 MB). Peak memory consumption was 81.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:23,664 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 94.4 MB. Free memory is still 51.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 856.33 ms. Allocated memory is still 94.4 MB. Free memory was 64.2 MB in the beginning and 46.1 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 77.60 ms. Allocated memory is still 94.4 MB. Free memory was 46.1 MB in the beginning and 43.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 76.91 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 43.9 MB in the beginning and 90.1 MB in the end (delta: -46.3 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4210.25 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 90.1 MB in the beginning and 61.2 MB in the end (delta: 28.8 MB). Peak memory consumption was 81.5 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 18:01:26,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:01:26,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:01:26,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:01:26,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:01:26,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:01:26,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:01:26,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:01:26,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:01:26,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:01:26,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:01:26,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:01:26,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:01:26,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:01:26,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:01:26,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:01:26,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:01:26,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:01:26,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:01:26,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:01:26,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:01:26,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:01:26,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:01:26,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:01:26,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:01:26,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:01:26,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:01:26,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:01:26,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:01:26,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:01:26,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:01:26,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:01:26,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:01:26,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:01:26,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:01:26,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:01:26,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:01:26,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:01:26,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:01:26,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:01:26,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:01:26,971 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 18:01:27,002 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:01:27,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:01:27,004 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:01:27,004 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:01:27,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:01:27,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:01:27,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:01:27,007 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:01:27,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:01:27,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:01:27,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:01:27,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:01:27,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:01:27,008 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:01:27,009 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:01:27,009 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:01:27,009 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:01:27,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:01:27,010 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:01:27,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:01:27,010 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:01:27,011 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:01:27,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:01:27,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:01:27,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:01:27,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:01:27,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:01:27,013 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:01:27,013 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:01:27,013 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:01:27,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:01:27,014 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:01:27,014 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:01:27,014 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_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97339b281f329338e7c235583a5763ba315bebfd [2020-12-01 18:01:27,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:01:27,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:01:27,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:01:27,574 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:01:27,575 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:01:27,576 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.i [2020-12-01 18:01:27,668 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/data/d41cae460/889b6701ceea4c149211121058d5d645/FLAG0b70bf5e5 [2020-12-01 18:01:28,568 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:01:28,569 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/sv-benchmarks/c/pthread-wmm/safe014_power.opt.i [2020-12-01 18:01:28,610 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/data/d41cae460/889b6701ceea4c149211121058d5d645/FLAG0b70bf5e5 [2020-12-01 18:01:28,789 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/bin/ukojak/data/d41cae460/889b6701ceea4c149211121058d5d645 [2020-12-01 18:01:28,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:01:28,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:01:28,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:01:28,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:01:28,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:01:28,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:01:28" (1/1) ... [2020-12-01 18:01:28,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9d1b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:28, skipping insertion in model container [2020-12-01 18:01:28,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:01:28" (1/1) ... [2020-12-01 18:01:28,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:01:28,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:01:29,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:01:29,515 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:01:29,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:01:29,723 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:01:29,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:29 WrapperNode [2020-12-01 18:01:29,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:01:29,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:01:29,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:01:29,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:01:29,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:29" (1/1) ... [2020-12-01 18:01:29,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:29" (1/1) ... [2020-12-01 18:01:29,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:01:29,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:01:29,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:01:29,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:01:29,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:29" (1/1) ... [2020-12-01 18:01:29,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:29" (1/1) ... [2020-12-01 18:01:29,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:29" (1/1) ... [2020-12-01 18:01:29,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:29" (1/1) ... [2020-12-01 18:01:29,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:29" (1/1) ... [2020-12-01 18:01:29,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:29" (1/1) ... [2020-12-01 18:01:29,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:29" (1/1) ... [2020-12-01 18:01:29,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:01:29,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:01:29,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:01:29,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:01:29,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3fd35c4-5e18-4534-bb9a-536a83bebbd7/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 18:01:29,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 18:01:29,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:01:29,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:01:29,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 18:01:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:01:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:01:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 18:01:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:01:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 18:01:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-01 18:01:29,957 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-01 18:01:29,957 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-01 18:01:29,957 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-01 18:01:29,957 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-01 18:01:29,957 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-01 18:01:29,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 18:01:29,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:01:29,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:01:29,960 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 18:01:33,436 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:01:33,436 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 18:01:33,437 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L814 is neither atomic block end nor error location. [2020-12-01 18:01:33,438 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 18:01:33,445 INFO L168 Benchmark]: Toolchain (without parser) took 4648.47 ms. Allocated memory was 62.9 MB in the beginning and 117.4 MB in the end (delta: 54.5 MB). Free memory was 41.8 MB in the beginning and 47.2 MB in the end (delta: -5.5 MB). Peak memory consumption was 55.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:33,447 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 62.9 MB. Free memory was 45.0 MB in the beginning and 44.9 MB in the end (delta: 33.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:01:33,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 923.95 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 41.6 MB in the beginning and 50.6 MB in the end (delta: -9.1 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:33,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.22 ms. Allocated memory is still 75.5 MB. Free memory was 50.6 MB in the beginning and 48.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:33,451 INFO L168 Benchmark]: Boogie Preprocessor took 64.98 ms. Allocated memory is still 75.5 MB. Free memory was 48.1 MB in the beginning and 45.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:33,452 INFO L168 Benchmark]: RCFGBuilder took 3573.95 ms. Allocated memory was 75.5 MB in the beginning and 117.4 MB in the end (delta: 41.9 MB). Free memory was 45.0 MB in the beginning and 47.2 MB in the end (delta: -2.2 MB). Peak memory consumption was 46.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:01:33,463 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 62.9 MB. Free memory was 45.0 MB in the beginning and 44.9 MB in the end (delta: 33.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 923.95 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 41.6 MB in the beginning and 50.6 MB in the end (delta: -9.1 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 77.22 ms. Allocated memory is still 75.5 MB. Free memory was 50.6 MB in the beginning and 48.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 64.98 ms. Allocated memory is still 75.5 MB. Free memory was 48.1 MB in the beginning and 45.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3573.95 ms. Allocated memory was 75.5 MB in the beginning and 117.4 MB in the end (delta: 41.9 MB). Free memory was 45.0 MB in the beginning and 47.2 MB in the end (delta: -2.2 MB). Peak memory consumption was 46.8 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...