./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu --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 2b8fef41c3119c5f4fc9586ebd31a4ff7152be41d9f2f8da139e8cd34cf0da86 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:09,819 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:09,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:09,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:09,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:09,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:09,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:09,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:09,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:09,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:09,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:09,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:09,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:09,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:09,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:09,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:09,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:09,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:09,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:09,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:09,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:09,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:09,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:09,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:09,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:09,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:09,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:09,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:09,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:09,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:09,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:09,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:09,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:09,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:09,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:09,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:09,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:09,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:09,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:09,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:09,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:09,944 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:09,968 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:09,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:09,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:09,973 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:09,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:09,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:09,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:09,974 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:09,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:09,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:09,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:09,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:09,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:09,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:09,983 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:09,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:09,984 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:09,984 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:09,984 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:09,984 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:09,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:09,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:09,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:09,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:09,986 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:09,986 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:09,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:09,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:09,987 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_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b8fef41c3119c5f4fc9586ebd31a4ff7152be41d9f2f8da139e8cd34cf0da86 [2021-11-23 15:52:10,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:10,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:10,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:10,344 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:10,345 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:10,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2021-11-23 15:52:10,428 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/data/998044625/650f428bd5d24cd69edf41a5b65e438e/FLAGa412887b6 [2021-11-23 15:52:10,859 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:10,859 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2021-11-23 15:52:10,872 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/data/998044625/650f428bd5d24cd69edf41a5b65e438e/FLAGa412887b6 [2021-11-23 15:52:11,245 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/data/998044625/650f428bd5d24cd69edf41a5b65e438e [2021-11-23 15:52:11,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:11,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:11,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:11,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:11,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:11,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:11" (1/1) ... [2021-11-23 15:52:11,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@274faebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:11, skipping insertion in model container [2021-11-23 15:52:11,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:11" (1/1) ... [2021-11-23 15:52:11,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:11,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:11,507 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_2c79e709-88e8-4746-a34f-6336fe16ee53/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2021-11-23 15:52:11,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:11,523 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:11,556 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_2c79e709-88e8-4746-a34f-6336fe16ee53/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2021-11-23 15:52:11,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:11,576 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:11,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:11 WrapperNode [2021-11-23 15:52:11,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:11,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:11,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:11,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:11,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:11" (1/1) ... [2021-11-23 15:52:11,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:11" (1/1) ... [2021-11-23 15:52:11,652 INFO L137 Inliner]: procedures = 29, calls = 95, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2021-11-23 15:52:11,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:11,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:11,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:11,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:11,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:11" (1/1) ... [2021-11-23 15:52:11,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:11" (1/1) ... [2021-11-23 15:52:11,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:11" (1/1) ... [2021-11-23 15:52:11,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:11" (1/1) ... [2021-11-23 15:52:11,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:11" (1/1) ... [2021-11-23 15:52:11,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:11" (1/1) ... [2021-11-23 15:52:11,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:11" (1/1) ... [2021-11-23 15:52:11,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:11,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:11,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:11,691 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:11,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:11" (1/1) ... [2021-11-23 15:52:11,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:11,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:11,744 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:11,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:11,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:11,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:11,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:52:11,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:52:11,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:52:11,789 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:52:11,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:52:11,789 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:52:11,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 15:52:11,789 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 15:52:11,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-23 15:52:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-23 15:52:11,790 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:52:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:52:11,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:11,790 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-11-23 15:52:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-11-23 15:52:11,790 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-11-23 15:52:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-11-23 15:52:11,791 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-23 15:52:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-23 15:52:11,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:52:11,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:52:11,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:52:11,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:11,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:11,793 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:52:11,971 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:11,972 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:12,378 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:12,502 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 15:52:12,509 INFO L158 Benchmark]: Toolchain (without parser) took 1259.09ms. Allocated memory is still 113.2MB. Free memory was 76.6MB in the beginning and 58.3MB in the end (delta: 18.3MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:12,510 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:12,514 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.82ms. Allocated memory is still 113.2MB. Free memory was 76.4MB in the beginning and 85.6MB in the end (delta: -9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:12,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.06ms. Allocated memory is still 113.2MB. Free memory was 85.6MB in the beginning and 83.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:12,517 INFO L158 Benchmark]: Boogie Preprocessor took 36.28ms. Allocated memory is still 113.2MB. Free memory was 83.9MB in the beginning and 82.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:12,518 INFO L158 Benchmark]: RCFGBuilder took 817.06ms. Allocated memory is still 113.2MB. Free memory was 82.1MB in the beginning and 58.3MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:12,522 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.82ms. Allocated memory is still 113.2MB. Free memory was 76.4MB in the beginning and 85.6MB in the end (delta: -9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.06ms. Allocated memory is still 113.2MB. Free memory was 85.6MB in the beginning and 83.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.28ms. Allocated memory is still 113.2MB. Free memory was 83.9MB in the beginning and 82.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 817.06ms. Allocated memory is still 113.2MB. Free memory was 82.1MB in the beginning and 58.3MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:12,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/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_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu --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 2b8fef41c3119c5f4fc9586ebd31a4ff7152be41d9f2f8da139e8cd34cf0da86 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:14,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:14,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:15,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:15,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:15,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:15,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:15,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:15,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:15,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:15,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:15,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:15,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:15,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:15,081 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:15,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:15,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:15,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:15,093 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:15,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:15,104 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:15,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:15,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:15,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:15,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:15,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:15,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:15,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:15,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:15,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:15,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:15,122 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:15,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:15,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:15,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:15,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:15,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:15,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:15,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:15,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:15,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:15,138 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:15,187 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:15,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:15,188 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:15,189 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:15,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:15,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:15,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:15,191 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:15,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:15,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:15,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:15,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:15,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:15,193 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:15,193 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:15,193 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:15,193 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:15,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:15,194 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:15,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:15,194 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:15,195 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:15,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:15,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:15,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:15,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:15,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:15,196 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:15,196 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:15,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:15,197 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:15,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:15,197 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_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b8fef41c3119c5f4fc9586ebd31a4ff7152be41d9f2f8da139e8cd34cf0da86 [2021-11-23 15:52:15,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:15,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:15,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:15,644 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:15,644 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:15,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2021-11-23 15:52:15,721 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/data/b222af7ae/8e475ac83d3946e5a1b025b1227a23c7/FLAGa66141954 [2021-11-23 15:52:16,268 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:16,269 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2021-11-23 15:52:16,279 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/data/b222af7ae/8e475ac83d3946e5a1b025b1227a23c7/FLAGa66141954 [2021-11-23 15:52:16,617 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/data/b222af7ae/8e475ac83d3946e5a1b025b1227a23c7 [2021-11-23 15:52:16,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:16,620 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:16,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:16,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:16,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:16,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:16,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c5f3241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:16, skipping insertion in model container [2021-11-23 15:52:16,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:16,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:16,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:16,873 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_2c79e709-88e8-4746-a34f-6336fe16ee53/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2021-11-23 15:52:16,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:16,912 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:52:16,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:16,961 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_2c79e709-88e8-4746-a34f-6336fe16ee53/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2021-11-23 15:52:16,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:16,988 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:17,018 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_2c79e709-88e8-4746-a34f-6336fe16ee53/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2021-11-23 15:52:17,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:17,039 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:17,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:17 WrapperNode [2021-11-23 15:52:17,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:17,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:17,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:17,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:17,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:17" (1/1) ... [2021-11-23 15:52:17,063 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:17" (1/1) ... [2021-11-23 15:52:17,084 INFO L137 Inliner]: procedures = 31, calls = 95, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2021-11-23 15:52:17,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:17,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:17,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:17,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:17,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:17" (1/1) ... [2021-11-23 15:52:17,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:17" (1/1) ... [2021-11-23 15:52:17,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:17" (1/1) ... [2021-11-23 15:52:17,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:17" (1/1) ... [2021-11-23 15:52:17,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:17" (1/1) ... [2021-11-23 15:52:17,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:17" (1/1) ... [2021-11-23 15:52:17,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:17" (1/1) ... [2021-11-23 15:52:17,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:17,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:17,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:17,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:17,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:17" (1/1) ... [2021-11-23 15:52:17,136 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:17,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:17,161 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:17,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:17,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:17,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:17,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:17,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:52:17,205 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:52:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:52:17,206 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:52:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:52:17,206 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 15:52:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 15:52:17,206 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-23 15:52:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-23 15:52:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:52:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:52:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-11-23 15:52:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-11-23 15:52:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-11-23 15:52:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-11-23 15:52:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-23 15:52:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-23 15:52:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:52:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:52:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:52:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:52:17,210 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:52:17,316 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:17,318 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:17,773 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:17,963 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 15:52:17,970 INFO L158 Benchmark]: Toolchain (without parser) took 1347.76ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 40.6MB in the beginning and 42.7MB in the end (delta: -2.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2021-11-23 15:52:17,972 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory was 41.6MB in the beginning and 41.6MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:17,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.08ms. Allocated memory is still 60.8MB. Free memory was 40.5MB in the beginning and 38.5MB in the end (delta: 2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:17,974 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.41ms. Allocated memory is still 60.8MB. Free memory was 38.5MB in the beginning and 36.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:17,975 INFO L158 Benchmark]: Boogie Preprocessor took 42.29ms. Allocated memory is still 60.8MB. Free memory was 36.6MB in the beginning and 34.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:17,975 INFO L158 Benchmark]: RCFGBuilder took 838.88ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 34.6MB in the beginning and 42.7MB in the end (delta: -8.2MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:17,984 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory was 41.6MB in the beginning and 41.6MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 418.08ms. Allocated memory is still 60.8MB. Free memory was 40.5MB in the beginning and 38.5MB in the end (delta: 2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.41ms. Allocated memory is still 60.8MB. Free memory was 38.5MB in the beginning and 36.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.29ms. Allocated memory is still 60.8MB. Free memory was 36.6MB in the beginning and 34.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 838.88ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 34.6MB in the beginning and 42.7MB in the end (delta: -8.2MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:18,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c79e709-88e8-4746-a34f-6336fe16ee53/bin/ukojak-CwSLpZB5Qu/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: Set is immutable