./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ --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 c0b350b5c7953744a22c8334b20c4dc8efdff09f1ecb36de8b1744d1e20f0260 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:13:53,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:13:53,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:13:53,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:13:53,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:13:53,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:13:53,611 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:13:53,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:13:53,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:13:53,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:13:53,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:13:53,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:13:53,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:13:53,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:13:53,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:13:53,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:13:53,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:13:53,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:13:53,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:13:53,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:13:53,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:13:53,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:13:53,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:13:53,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:13:53,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:13:53,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:13:53,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:13:53,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:13:53,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:13:53,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:13:53,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:13:53,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:13:53,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:13:53,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:13:53,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:13:53,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:13:53,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:13:53,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:13:53,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:13:53,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:13:53,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:13:53,668 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:13:53,699 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:13:53,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:13:53,705 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:13:53,706 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:13:53,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:13:53,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:13:53,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:13:53,708 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:13:53,708 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:13:53,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:13:53,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:13:53,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:13:53,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:13:53,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:13:53,714 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:13:53,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:13:53,715 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:13:53,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:13:53,716 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:13:53,716 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:13:53,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:13:53,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:13:53,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:13:53,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:13:53,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:13:53,718 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:13:53,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:13:53,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:13:53,719 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_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0b350b5c7953744a22c8334b20c4dc8efdff09f1ecb36de8b1744d1e20f0260 [2021-11-22 23:13:54,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:13:54,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:13:54,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:13:54,063 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:13:54,064 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:13:54,066 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2021-11-22 23:13:54,133 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/data/d6a528d99/d7b1d18298b64d6a9c2200ce596d794f/FLAG8aa16835d [2021-11-22 23:13:54,666 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:13:54,667 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2021-11-22 23:13:54,676 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/data/d6a528d99/d7b1d18298b64d6a9c2200ce596d794f/FLAG8aa16835d [2021-11-22 23:13:55,020 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/data/d6a528d99/d7b1d18298b64d6a9c2200ce596d794f [2021-11-22 23:13:55,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:13:55,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:13:55,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:13:55,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:13:55,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:13:55,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:13:55" (1/1) ... [2021-11-22 23:13:55,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25dd2c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:55, skipping insertion in model container [2021-11-22 23:13:55,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:13:55" (1/1) ... [2021-11-22 23:13:55,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:13:55,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:13:55,353 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2021-11-22 23:13:55,369 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:13:55,397 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:13:55,466 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2021-11-22 23:13:55,482 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:13:55,508 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:13:55,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:55 WrapperNode [2021-11-22 23:13:55,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:13:55,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:13:55,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:13:55,513 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:13:55,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:55" (1/1) ... [2021-11-22 23:13:55,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:55" (1/1) ... [2021-11-22 23:13:55,597 INFO L137 Inliner]: procedures = 29, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 115 [2021-11-22 23:13:55,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:13:55,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:13:55,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:13:55,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:13:55,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:55" (1/1) ... [2021-11-22 23:13:55,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:55" (1/1) ... [2021-11-22 23:13:55,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:55" (1/1) ... [2021-11-22 23:13:55,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:55" (1/1) ... [2021-11-22 23:13:55,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:55" (1/1) ... [2021-11-22 23:13:55,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:55" (1/1) ... [2021-11-22 23:13:55,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:55" (1/1) ... [2021-11-22 23:13:55,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:13:55,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:13:55,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:13:55,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:13:55,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:55" (1/1) ... [2021-11-22 23:13:55,698 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:13:55,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:13:55,723 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:13:55,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:13:55,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:13:55,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:13:55,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:13:55,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:13:55,769 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-22 23:13:55,769 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-22 23:13:55,769 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-22 23:13:55,769 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-22 23:13:55,770 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-22 23:13:55,770 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-22 23:13:55,770 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-22 23:13:55,770 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-22 23:13:55,770 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-22 23:13:55,771 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-22 23:13:55,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:13:55,771 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-11-22 23:13:55,771 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-11-22 23:13:55,771 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-11-22 23:13:55,771 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-11-22 23:13:55,772 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-22 23:13:55,772 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-22 23:13:55,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:13:55,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:13:55,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:13:55,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:13:55,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:13:55,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:13:55,775 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:13:55,901 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:13:55,903 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:13:56,371 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:13:56,503 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:13:56,503 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-22 23:13:56,504 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L87 is neither atomic block end nor a sink node. [2021-11-22 23:13:56,505 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:304) 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) [2021-11-22 23:13:56,511 INFO L158 Benchmark]: Toolchain (without parser) took 1485.16ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 50.4MB in the beginning and 75.9MB in the end (delta: -25.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2021-11-22 23:13:56,512 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 88.1MB. Free memory was 66.9MB in the beginning and 66.9MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:13:56,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.01ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 50.2MB in the beginning and 80.3MB in the end (delta: -30.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2021-11-22 23:13:56,514 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.96ms. Allocated memory is still 107.0MB. Free memory was 80.2MB in the beginning and 78.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:13:56,515 INFO L158 Benchmark]: Boogie Preprocessor took 84.13ms. Allocated memory is still 107.0MB. Free memory was 78.3MB in the beginning and 76.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:13:56,516 INFO L158 Benchmark]: RCFGBuilder took 824.43ms. Allocated memory is still 107.0MB. Free memory was 76.4MB in the beginning and 75.9MB in the end (delta: 436.8kB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2021-11-22 23:13:56,520 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 88.1MB. Free memory was 66.9MB in the beginning and 66.9MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.01ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 50.2MB in the beginning and 80.3MB in the end (delta: -30.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.96ms. Allocated memory is still 107.0MB. Free memory was 80.2MB in the beginning and 78.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 84.13ms. Allocated memory is still 107.0MB. Free memory was 78.3MB in the beginning and 76.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 824.43ms. Allocated memory is still 107.0MB. Free memory was 76.4MB in the beginning and 75.9MB in the end (delta: 436.8kB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:13:56,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ --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 c0b350b5c7953744a22c8334b20c4dc8efdff09f1ecb36de8b1744d1e20f0260 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:13:59,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:13:59,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:13:59,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:13:59,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:13:59,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:13:59,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:13:59,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:13:59,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:13:59,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:13:59,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:13:59,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:13:59,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:13:59,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:13:59,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:13:59,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:13:59,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:13:59,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:13:59,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:13:59,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:13:59,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:13:59,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:13:59,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:13:59,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:13:59,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:13:59,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:13:59,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:13:59,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:13:59,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:13:59,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:13:59,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:13:59,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:13:59,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:13:59,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:13:59,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:13:59,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:13:59,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:13:59,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:13:59,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:13:59,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:13:59,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:13:59,352 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:13:59,403 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:13:59,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:13:59,404 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:13:59,404 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:13:59,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:13:59,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:13:59,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:13:59,406 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:13:59,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:13:59,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:13:59,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:13:59,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:13:59,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:13:59,407 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:13:59,407 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:13:59,407 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:13:59,407 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:13:59,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:13:59,408 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:13:59,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:13:59,408 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:13:59,408 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:13:59,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:13:59,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:13:59,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:13:59,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:13:59,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:13:59,409 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:13:59,409 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:13:59,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:13:59,410 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:13:59,410 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:13:59,410 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_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0b350b5c7953744a22c8334b20c4dc8efdff09f1ecb36de8b1744d1e20f0260 [2021-11-22 23:13:59,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:13:59,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:13:59,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:13:59,858 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:13:59,860 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:13:59,863 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2021-11-22 23:13:59,954 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/data/a3a55bb1d/b3bd18879cef43b4b5240d2a86a46b58/FLAGae6f75cfe [2021-11-22 23:14:00,521 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:14:00,522 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2021-11-22 23:14:00,542 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/data/a3a55bb1d/b3bd18879cef43b4b5240d2a86a46b58/FLAGae6f75cfe [2021-11-22 23:14:00,811 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/data/a3a55bb1d/b3bd18879cef43b4b5240d2a86a46b58 [2021-11-22 23:14:00,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:14:00,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:14:00,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:14:00,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:14:00,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:14:00,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:14:00" (1/1) ... [2021-11-22 23:14:00,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10e4bfee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:00, skipping insertion in model container [2021-11-22 23:14:00,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:14:00" (1/1) ... [2021-11-22 23:14:00,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:14:00,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:14:01,065 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2021-11-22 23:14:01,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:14:01,093 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-22 23:14:01,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:14:01,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2021-11-22 23:14:01,136 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:14:01,142 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:14:01,181 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2021-11-22 23:14:01,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:14:01,207 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:14:01,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:01 WrapperNode [2021-11-22 23:14:01,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:14:01,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:14:01,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:14:01,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:14:01,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:01" (1/1) ... [2021-11-22 23:14:01,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:01" (1/1) ... [2021-11-22 23:14:01,258 INFO L137 Inliner]: procedures = 31, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2021-11-22 23:14:01,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:14:01,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:14:01,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:14:01,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:14:01,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:01" (1/1) ... [2021-11-22 23:14:01,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:01" (1/1) ... [2021-11-22 23:14:01,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:01" (1/1) ... [2021-11-22 23:14:01,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:01" (1/1) ... [2021-11-22 23:14:01,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:01" (1/1) ... [2021-11-22 23:14:01,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:01" (1/1) ... [2021-11-22 23:14:01,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:01" (1/1) ... [2021-11-22 23:14:01,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:14:01,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:14:01,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:14:01,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:14:01,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:01" (1/1) ... [2021-11-22 23:14:01,321 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:14:01,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:14:01,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:14:01,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:14:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:14:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:14:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:14:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-22 23:14:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-22 23:14:01,394 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-22 23:14:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-22 23:14:01,394 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-22 23:14:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-22 23:14:01,395 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-22 23:14:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-22 23:14:01,395 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-22 23:14:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-22 23:14:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-22 23:14:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-11-22 23:14:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-11-22 23:14:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-11-22 23:14:01,397 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-11-22 23:14:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-22 23:14:01,397 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-22 23:14:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:14:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:14:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:14:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:14:01,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:14:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:14:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 23:14:01,401 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:14:01,583 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:14:01,585 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:14:02,183 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:14:02,336 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:14:02,337 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-22 23:14:02,337 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L87 is neither atomic block end nor a sink node. [2021-11-22 23:14:02,339 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:304) 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) [2021-11-22 23:14:02,343 INFO L158 Benchmark]: Toolchain (without parser) took 1527.50ms. Allocated memory is still 77.6MB. Free memory was 61.0MB in the beginning and 36.9MB in the end (delta: 24.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-22 23:14:02,344 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 77.6MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:14:02,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.80ms. Allocated memory is still 77.6MB. Free memory was 60.8MB in the beginning and 45.6MB in the end (delta: 15.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 23:14:02,346 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.97ms. Allocated memory is still 77.6MB. Free memory was 45.6MB in the beginning and 43.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:14:02,347 INFO L158 Benchmark]: Boogie Preprocessor took 51.33ms. Allocated memory is still 77.6MB. Free memory was 43.8MB in the beginning and 41.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:14:02,348 INFO L158 Benchmark]: RCFGBuilder took 1029.57ms. Allocated memory is still 77.6MB. Free memory was 41.8MB in the beginning and 36.9MB in the end (delta: 4.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:14:02,352 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 77.6MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.80ms. Allocated memory is still 77.6MB. Free memory was 60.8MB in the beginning and 45.6MB in the end (delta: 15.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.97ms. Allocated memory is still 77.6MB. Free memory was 45.6MB in the beginning and 43.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.33ms. Allocated memory is still 77.6MB. Free memory was 43.8MB in the beginning and 41.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1029.57ms. Allocated memory is still 77.6MB. Free memory was 41.8MB in the beginning and 36.9MB in the end (delta: 4.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:14:02,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4dbc8bf-1d52-48e6-94c0-bdebc1a426bf/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- 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?