./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.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_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/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_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/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_f0d09300-089c-4ed4-a625-94c8ddfd307d/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 4859a4cdb98a3caca502aed15b30b6d563e2037c3c786a209b1853d003f6e66c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:42,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:42,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:42,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:42,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:42,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:42,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:42,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:42,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:42,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:42,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:42,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:42,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:42,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:42,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:42,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:42,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:42,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:42,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:42,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:42,893 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:42,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:42,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:42,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:42,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:42,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:42,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:42,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:42,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:42,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:42,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:42,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:42,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:42,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:42,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:42,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:42,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:42,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:42,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:42,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:42,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:42,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:42,968 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:42,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:42,970 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:42,970 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:42,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:42,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:42,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:42,972 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:42,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:42,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:42,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:42,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:42,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:42,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:42,974 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:42,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:42,975 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:42,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:42,975 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:42,975 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:42,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:42,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:42,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:42,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:42,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:42,977 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:42,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:42,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:42,977 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_f0d09300-089c-4ed4-a625-94c8ddfd307d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4859a4cdb98a3caca502aed15b30b6d563e2037c3c786a209b1853d003f6e66c [2021-11-23 15:58:43,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:43,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:43,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:43,312 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:43,313 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:43,315 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c [2021-11-23 15:58:43,404 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/data/a97831014/01a45bfba05549e4b4040137065a5c3e/FLAG25872fa29 [2021-11-23 15:58:44,426 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:44,427 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c [2021-11-23 15:58:44,489 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/data/a97831014/01a45bfba05549e4b4040137065a5c3e/FLAG25872fa29 [2021-11-23 15:58:44,768 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/data/a97831014/01a45bfba05549e4b4040137065a5c3e [2021-11-23 15:58:44,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:44,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:44,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:44,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:44,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:44,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:44,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52e4332c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44, skipping insertion in model container [2021-11-23 15:58:44,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:44,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:45,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:47,404 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_f0d09300-089c-4ed4-a625-94c8ddfd307d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c[378560,378573] [2021-11-23 15:58:47,447 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_f0d09300-089c-4ed4-a625-94c8ddfd307d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c[383339,383352] [2021-11-23 15:58:47,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:47,849 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:49,063 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_f0d09300-089c-4ed4-a625-94c8ddfd307d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c[378560,378573] [2021-11-23 15:58:49,071 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_f0d09300-089c-4ed4-a625-94c8ddfd307d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c[383339,383352] [2021-11-23 15:58:49,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:49,225 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:49,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49 WrapperNode [2021-11-23 15:58:49,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:49,227 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:49,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:49,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:49,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,372 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,934 INFO L137 Inliner]: procedures = 70, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13260 [2021-11-23 15:58:49,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:49,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:49,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:49,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:49,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:50,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:50,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:50,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:50,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:50,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:50,702 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:50,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:50,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:50,833 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:58:50,833 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:58:50,833 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:58:50,833 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:58:50,833 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:58:50,834 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:58:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:58:50,834 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:58:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:58:50,834 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:58:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:58:50,835 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:58:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:58:50,835 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:58:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:50,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:51,041 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:51,043 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:58,928 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:59,045 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 15:58:59,050 INFO L158 Benchmark]: Toolchain (without parser) took 14278.26ms. Allocated memory was 90.2MB in the beginning and 891.3MB in the end (delta: 801.1MB). Free memory was 39.3MB in the beginning and 581.2MB in the end (delta: -541.9MB). Peak memory consumption was 444.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:59,051 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory was 62.5MB in the beginning and 62.5MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:59,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4454.18ms. Allocated memory was 90.2MB in the beginning and 272.6MB in the end (delta: 182.5MB). Free memory was 39.0MB in the beginning and 175.7MB in the end (delta: -136.7MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:59,053 INFO L158 Benchmark]: Boogie Procedure Inliner took 708.15ms. Allocated memory is still 272.6MB. Free memory was 175.7MB in the beginning and 132.5MB in the end (delta: 43.1MB). Peak memory consumption was 95.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:59,054 INFO L158 Benchmark]: Boogie Preprocessor took 670.89ms. Allocated memory was 272.6MB in the beginning and 557.8MB in the end (delta: 285.2MB). Free memory was 132.5MB in the beginning and 398.1MB in the end (delta: -265.5MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:59,055 INFO L158 Benchmark]: RCFGBuilder took 8440.79ms. Allocated memory was 557.8MB in the beginning and 891.3MB in the end (delta: 333.4MB). Free memory was 398.1MB in the beginning and 581.2MB in the end (delta: -183.2MB). Peak memory consumption was 337.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:59,059 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory was 62.5MB in the beginning and 62.5MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4454.18ms. Allocated memory was 90.2MB in the beginning and 272.6MB in the end (delta: 182.5MB). Free memory was 39.0MB in the beginning and 175.7MB in the end (delta: -136.7MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 708.15ms. Allocated memory is still 272.6MB. Free memory was 175.7MB in the beginning and 132.5MB in the end (delta: 43.1MB). Peak memory consumption was 95.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 670.89ms. Allocated memory was 272.6MB in the beginning and 557.8MB in the end (delta: 285.2MB). Free memory was 132.5MB in the beginning and 398.1MB in the end (delta: -265.5MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. * RCFGBuilder took 8440.79ms. Allocated memory was 557.8MB in the beginning and 891.3MB in the end (delta: 333.4MB). Free memory was 398.1MB in the beginning and 581.2MB in the end (delta: -183.2MB). Peak memory consumption was 337.0MB. 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 15:58:59,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/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_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/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_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/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_f0d09300-089c-4ed4-a625-94c8ddfd307d/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 4859a4cdb98a3caca502aed15b30b6d563e2037c3c786a209b1853d003f6e66c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:01,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:01,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:01,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:01,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:01,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:01,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:01,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:01,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:01,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:01,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:01,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:01,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:01,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:01,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:01,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:01,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:01,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:01,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:01,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:01,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:01,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:01,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:01,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:01,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:01,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:01,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:01,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:01,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:01,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:01,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:01,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:01,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:01,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:01,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:01,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:01,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:01,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:01,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:01,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:01,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:01,741 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:01,768 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:01,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:01,769 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:01,769 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:01,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:01,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:01,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:01,771 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:01,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:01,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:01,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:01,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:01,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:01,772 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:01,773 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:01,773 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:01,773 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:01,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:01,774 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:01,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:01,774 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:01,775 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:01,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:01,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:01,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:01,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:01,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:01,776 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:01,776 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:01,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:01,777 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:01,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:01,777 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_f0d09300-089c-4ed4-a625-94c8ddfd307d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4859a4cdb98a3caca502aed15b30b6d563e2037c3c786a209b1853d003f6e66c [2021-11-23 15:59:02,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:02,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:02,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:02,179 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:02,180 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:02,184 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c [2021-11-23 15:59:02,261 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/data/637b17607/9d0e2cbc66184267876b08c2ff9e75ab/FLAGd3228c1b3 [2021-11-23 15:59:03,470 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:03,470 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c [2021-11-23 15:59:03,544 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/data/637b17607/9d0e2cbc66184267876b08c2ff9e75ab/FLAGd3228c1b3 [2021-11-23 15:59:03,609 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/data/637b17607/9d0e2cbc66184267876b08c2ff9e75ab [2021-11-23 15:59:03,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:03,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:03,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:03,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:03,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:03,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:03" (1/1) ... [2021-11-23 15:59:03,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6227718d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:03, skipping insertion in model container [2021-11-23 15:59:03,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:03" (1/1) ... [2021-11-23 15:59:03,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:03,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:06,435 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_f0d09300-089c-4ed4-a625-94c8ddfd307d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c[378560,378573] [2021-11-23 15:59:06,473 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_f0d09300-089c-4ed4-a625-94c8ddfd307d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c[383339,383352] [2021-11-23 15:59:06,874 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:06,889 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:08,200 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_f0d09300-089c-4ed4-a625-94c8ddfd307d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c[378560,378573] [2021-11-23 15:59:08,208 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_f0d09300-089c-4ed4-a625-94c8ddfd307d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.15.cil.c[383339,383352] [2021-11-23 15:59:08,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:08,370 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:08,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:08 WrapperNode [2021-11-23 15:59:08,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:08,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:08,373 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:08,373 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:08,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:08" (1/1) ... [2021-11-23 15:59:08,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:08" (1/1) ... [2021-11-23 15:59:09,017 INFO L137 Inliner]: procedures = 71, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13215 [2021-11-23 15:59:09,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:09,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:09,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:09,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:09,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:08" (1/1) ... [2021-11-23 15:59:09,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:08" (1/1) ... [2021-11-23 15:59:09,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:08" (1/1) ... [2021-11-23 15:59:09,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:08" (1/1) ... [2021-11-23 15:59:09,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:08" (1/1) ... [2021-11-23 15:59:09,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:08" (1/1) ... [2021-11-23 15:59:09,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:08" (1/1) ... [2021-11-23 15:59:09,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:09,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:09,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:09,737 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:09,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:08" (1/1) ... [2021-11-23 15:59:09,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:09,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:09,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:09,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:59:09,905 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:59:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:59:09,905 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:59:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:59:09,906 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:59:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:59:09,906 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:59:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:59:09,906 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:59:09,907 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:59:09,907 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:59:09,907 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:59:09,907 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:59:09,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:09,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:10,154 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:10,156 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:20,916 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:21,054 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 15:59:21,063 INFO L158 Benchmark]: Toolchain (without parser) took 17435.60ms. Allocated memory was 69.2MB in the beginning and 895.5MB in the end (delta: 826.3MB). Free memory was 33.5MB in the beginning and 438.3MB in the end (delta: -404.8MB). Peak memory consumption was 428.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,064 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 50.3MB. Free memory was 31.6MB in the beginning and 31.5MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:21,066 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4743.73ms. Allocated memory was 69.2MB in the beginning and 270.5MB in the end (delta: 201.3MB). Free memory was 33.3MB in the beginning and 171.4MB in the end (delta: -138.1MB). Peak memory consumption was 113.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,067 INFO L158 Benchmark]: Boogie Procedure Inliner took 645.43ms. Allocated memory is still 270.5MB. Free memory was 171.4MB in the beginning and 134.7MB in the end (delta: 36.8MB). Peak memory consumption was 110.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,068 INFO L158 Benchmark]: Boogie Preprocessor took 715.64ms. Allocated memory was 270.5MB in the beginning and 541.1MB in the end (delta: 270.5MB). Free memory was 134.7MB in the beginning and 375.7MB in the end (delta: -241.0MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,070 INFO L158 Benchmark]: RCFGBuilder took 11323.38ms. Allocated memory was 541.1MB in the beginning and 895.5MB in the end (delta: 354.4MB). Free memory was 375.7MB in the beginning and 438.3MB in the end (delta: -62.6MB). Peak memory consumption was 299.9MB. Max. memory is 16.1GB. [2021-11-23 15:59:21,080 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 50.3MB. Free memory was 31.6MB in the beginning and 31.5MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4743.73ms. Allocated memory was 69.2MB in the beginning and 270.5MB in the end (delta: 201.3MB). Free memory was 33.3MB in the beginning and 171.4MB in the end (delta: -138.1MB). Peak memory consumption was 113.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 645.43ms. Allocated memory is still 270.5MB. Free memory was 171.4MB in the beginning and 134.7MB in the end (delta: 36.8MB). Peak memory consumption was 110.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 715.64ms. Allocated memory was 270.5MB in the beginning and 541.1MB in the end (delta: 270.5MB). Free memory was 134.7MB in the beginning and 375.7MB in the end (delta: -241.0MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. * RCFGBuilder took 11323.38ms. Allocated memory was 541.1MB in the beginning and 895.5MB in the end (delta: 354.4MB). Free memory was 375.7MB in the beginning and 438.3MB in the end (delta: -62.6MB). Peak memory consumption was 299.9MB. 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 15:59:21,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0d09300-089c-4ed4-a625-94c8ddfd307d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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