./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/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 403fd15020889f127d837ab127be00e68706cbd07d6d3bacf6b25555a5c09975 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:49,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:49,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:49,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:49,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:49,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:49,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:49,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:49,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:49,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:49,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:49,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:49,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:49,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:49,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:49,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:49,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:49,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:49,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:49,673 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:49,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:49,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:49,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:49,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:49,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:49,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:49,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:49,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:49,693 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:49,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:49,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:49,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:49,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:49,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:49,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:49,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:49,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:49,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:49,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:49,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:49,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:49,701 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:49,730 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:49,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:49,732 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:49,733 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:49,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:49,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:49,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:49,735 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:49,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:49,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:49,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:49,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:49,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:49,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:49,740 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:49,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:49,741 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:49,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:49,741 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:49,741 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:49,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:49,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:49,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:49,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:49,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:49,743 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:49,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:49,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:49,743 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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 403fd15020889f127d837ab127be00e68706cbd07d6d3bacf6b25555a5c09975 [2021-11-23 15:54:50,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:50,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:50,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:50,098 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:50,099 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:50,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c [2021-11-23 15:54:50,168 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/data/e062af60d/a3bbe758d2c44090802246cad16d1f1c/FLAGdfa083cd9 [2021-11-23 15:54:51,171 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:51,172 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c [2021-11-23 15:54:51,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/data/e062af60d/a3bbe758d2c44090802246cad16d1f1c/FLAGdfa083cd9 [2021-11-23 15:54:51,474 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/data/e062af60d/a3bbe758d2c44090802246cad16d1f1c [2021-11-23 15:54:51,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:51,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:51,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:51,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:51,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:51,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2227f8c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51, skipping insertion in model container [2021-11-23 15:54:51,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:51,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:54,279 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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c[380593,380606] [2021-11-23 15:54:54,316 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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:54:54,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:54,722 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:55,974 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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c[380593,380606] [2021-11-23 15:54:55,979 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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:54:56,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:56,100 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:56,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:56 WrapperNode [2021-11-23 15:54:56,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:56,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:56,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:56,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:56,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:56" (1/1) ... [2021-11-23 15:54:56,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:56" (1/1) ... [2021-11-23 15:54:56,733 INFO L137 Inliner]: procedures = 70, calls = 80, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 13257 [2021-11-23 15:54:56,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:56,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:56,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:56,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:56,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:56" (1/1) ... [2021-11-23 15:54:56,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:56" (1/1) ... [2021-11-23 15:54:56,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:56" (1/1) ... [2021-11-23 15:54:56,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:56" (1/1) ... [2021-11-23 15:54:57,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:56" (1/1) ... [2021-11-23 15:54:57,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:56" (1/1) ... [2021-11-23 15:54:57,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:56" (1/1) ... [2021-11-23 15:54:57,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:57,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:57,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:57,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:57,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:56" (1/1) ... [2021-11-23 15:54:57,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:57,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:57,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:57,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:54:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:54:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:54:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:54:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:54:57,554 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:54:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:54:57,555 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:54:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:54:57,555 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:54:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:54:57,555 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:54:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:57,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:57,746 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:57,748 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:05,386 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:05,515 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$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 15:55:05,521 INFO L158 Benchmark]: Toolchain (without parser) took 14041.05ms. Allocated memory was 125.8MB in the beginning and 853.5MB in the end (delta: 727.7MB). Free memory was 78.8MB in the beginning and 510.9MB in the end (delta: -432.0MB). Peak memory consumption was 366.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:05,522 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:05,524 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4622.82ms. Allocated memory was 125.8MB in the beginning and 243.3MB in the end (delta: 117.4MB). Free memory was 78.8MB in the beginning and 128.5MB in the end (delta: -49.7MB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:05,525 INFO L158 Benchmark]: Boogie Procedure Inliner took 630.79ms. Allocated memory is still 243.3MB. Free memory was 128.5MB in the beginning and 109.6MB in the end (delta: 18.9MB). Peak memory consumption was 88.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:05,526 INFO L158 Benchmark]: Boogie Preprocessor took 632.97ms. Allocated memory was 243.3MB in the beginning and 486.5MB in the end (delta: 243.3MB). Free memory was 109.6MB in the beginning and 315.9MB in the end (delta: -206.3MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:05,527 INFO L158 Benchmark]: RCFGBuilder took 8150.11ms. Allocated memory was 486.5MB in the beginning and 853.5MB in the end (delta: 367.0MB). Free memory was 315.9MB in the beginning and 510.9MB in the end (delta: -194.9MB). Peak memory consumption was 244.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:05,538 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4622.82ms. Allocated memory was 125.8MB in the beginning and 243.3MB in the end (delta: 117.4MB). Free memory was 78.8MB in the beginning and 128.5MB in the end (delta: -49.7MB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 630.79ms. Allocated memory is still 243.3MB. Free memory was 128.5MB in the beginning and 109.6MB in the end (delta: 18.9MB). Peak memory consumption was 88.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 632.97ms. Allocated memory was 243.3MB in the beginning and 486.5MB in the end (delta: 243.3MB). Free memory was 109.6MB in the beginning and 315.9MB in the end (delta: -206.3MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * RCFGBuilder took 8150.11ms. Allocated memory was 486.5MB in the beginning and 853.5MB in the end (delta: 367.0MB). Free memory was 315.9MB in the beginning and 510.9MB in the end (delta: -194.9MB). Peak memory consumption was 244.4MB. 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 15:55:05,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/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 403fd15020889f127d837ab127be00e68706cbd07d6d3bacf6b25555a5c09975 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:07,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:07,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:08,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:08,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:08,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:08,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:08,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:08,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:08,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:08,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:08,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:08,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:08,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:08,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:08,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:08,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:08,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:08,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:08,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:08,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:08,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:08,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:08,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:08,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:08,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:08,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:08,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:08,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:08,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:08,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:08,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:08,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:08,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:08,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:08,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:08,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:08,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:08,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:08,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:08,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:08,116 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:08,157 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:08,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:08,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:08,159 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:08,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:08,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:08,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:08,162 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:08,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:08,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:08,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:08,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:08,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:08,164 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:08,164 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:08,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:08,165 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:08,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:08,165 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:08,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:08,166 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:08,166 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:08,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:08,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:08,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:08,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:08,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:08,167 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:08,167 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:08,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:08,168 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:08,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:08,169 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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 403fd15020889f127d837ab127be00e68706cbd07d6d3bacf6b25555a5c09975 [2021-11-23 15:55:08,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:08,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:08,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:08,536 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:08,537 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:08,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c [2021-11-23 15:55:08,608 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/data/14d69eb55/e06654db105240688bdc69cbae30a8b6/FLAG76281682c [2021-11-23 15:55:09,873 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:09,874 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c [2021-11-23 15:55:09,947 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/data/14d69eb55/e06654db105240688bdc69cbae30a8b6/FLAG76281682c [2021-11-23 15:55:09,995 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/data/14d69eb55/e06654db105240688bdc69cbae30a8b6 [2021-11-23 15:55:09,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:09,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:10,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:10,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:10,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:10,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:09" (1/1) ... [2021-11-23 15:55:10,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b04d15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10, skipping insertion in model container [2021-11-23 15:55:10,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:09" (1/1) ... [2021-11-23 15:55:10,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:10,267 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:12,587 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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c[380593,380606] [2021-11-23 15:55:12,625 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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:55:13,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:13,095 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:14,364 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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c[380593,380606] [2021-11-23 15:55:14,371 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_8b79b157-bc9a-46ce-ab5b-867496e01a4e/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:55:14,395 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:14,474 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:14,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14 WrapperNode [2021-11-23 15:55:14,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:14,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:14,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:14,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:14,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:14,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,101 INFO L137 Inliner]: procedures = 71, calls = 80, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 13213 [2021-11-23 15:55:15,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:15,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:15,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:15,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:15,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:15,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:15,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:15,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:15,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:15,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:15,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:15,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:55:15,916 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:55:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:55:15,916 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:55:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:55:15,916 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:55:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:15,917 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:55:15,917 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:55:15,917 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:55:15,917 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:55:15,917 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:55:15,918 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:55:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:15,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:16,116 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:16,118 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:26,450 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:26,541 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$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 15:55:26,546 INFO L158 Benchmark]: Toolchain (without parser) took 16545.12ms. Allocated memory was 90.2MB in the beginning and 734.0MB in the end (delta: 643.8MB). Free memory was 55.8MB in the beginning and 373.6MB in the end (delta: -317.9MB). Peak memory consumption was 496.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:26,547 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 56.6MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:26,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4473.73ms. Allocated memory was 90.2MB in the beginning and 207.6MB in the end (delta: 117.4MB). Free memory was 55.5MB in the beginning and 98.2MB in the end (delta: -42.7MB). Peak memory consumption was 110.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:26,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 625.81ms. Allocated memory was 207.6MB in the beginning and 367.0MB in the end (delta: 159.4MB). Free memory was 98.2MB in the beginning and 234.4MB in the end (delta: -136.2MB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:26,549 INFO L158 Benchmark]: Boogie Preprocessor took 726.53ms. Allocated memory is still 367.0MB. Free memory was 234.4MB in the beginning and 194.3MB in the end (delta: 40.1MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:26,550 INFO L158 Benchmark]: RCFGBuilder took 10713.38ms. Allocated memory was 367.0MB in the beginning and 734.0MB in the end (delta: 367.0MB). Free memory was 194.3MB in the beginning and 373.6MB in the end (delta: -179.3MB). Peak memory consumption was 356.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:26,554 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 56.6MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4473.73ms. Allocated memory was 90.2MB in the beginning and 207.6MB in the end (delta: 117.4MB). Free memory was 55.5MB in the beginning and 98.2MB in the end (delta: -42.7MB). Peak memory consumption was 110.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 625.81ms. Allocated memory was 207.6MB in the beginning and 367.0MB in the end (delta: 159.4MB). Free memory was 98.2MB in the beginning and 234.4MB in the end (delta: -136.2MB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 726.53ms. Allocated memory is still 367.0MB. Free memory was 234.4MB in the beginning and 194.3MB in the end (delta: 40.1MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * RCFGBuilder took 10713.38ms. Allocated memory was 367.0MB in the beginning and 734.0MB in the end (delta: 367.0MB). Free memory was 194.3MB in the beginning and 373.6MB in the end (delta: -179.3MB). Peak memory consumption was 356.5MB. 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 15:55:26,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b79b157-bc9a-46ce-ab5b-867496e01a4e/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