./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/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 2dda75b6d46698b5258f612b82d0e93d324481eaa047be7e62672a619c582b4e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:51,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:51,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:51,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:51,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:51,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:51,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:51,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:51,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:51,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:51,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:51,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:51,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:51,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:51,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:51,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:51,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:51,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:51,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:51,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:51,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:51,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:51,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:51,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:51,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:51,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:51,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:51,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:51,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:51,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:51,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:51,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:51,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:51,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:51,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:51,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:51,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:51,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:51,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:51,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:51,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:51,890 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:51,937 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:51,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:51,939 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:51,939 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:51,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:51,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:51,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:51,941 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:51,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:51,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:51,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:51,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:51,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:51,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:51,943 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:51,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:51,944 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:51,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:51,944 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:51,944 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:51,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:51,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:51,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:51,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:51,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:51,946 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:51,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:51,946 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:51,946 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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2dda75b6d46698b5258f612b82d0e93d324481eaa047be7e62672a619c582b4e [2021-11-23 15:02:52,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:52,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:52,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:52,300 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:52,301 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:52,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c [2021-11-23 15:02:52,387 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/data/95ec03576/4762c8faad804adfb5c3f93e12b83cf8/FLAGa6fe09e4a [2021-11-23 15:02:53,607 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:53,608 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c [2021-11-23 15:02:53,665 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/data/95ec03576/4762c8faad804adfb5c3f93e12b83cf8/FLAGa6fe09e4a [2021-11-23 15:02:53,792 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/data/95ec03576/4762c8faad804adfb5c3f93e12b83cf8 [2021-11-23 15:02:53,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:53,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:53,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:53,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:53,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:53,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f329e29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53, skipping insertion in model container [2021-11-23 15:02:53,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:54,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:56,700 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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c[382357,382370] [2021-11-23 15:02:56,726 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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c[383339,383352] [2021-11-23 15:02:57,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:57,076 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:58,284 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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c[382357,382370] [2021-11-23 15:02:58,287 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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c[383339,383352] [2021-11-23 15:02:58,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:58,425 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:58,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58 WrapperNode [2021-11-23 15:02:58,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:58,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:58,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:58,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:58,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:58,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,015 INFO L137 Inliner]: procedures = 56, calls = 59, calls flagged for inlining = 34, calls inlined = 34, statements flattened = 12851 [2021-11-23 15:02:59,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:59,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:59,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:59,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:59,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:59,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:59,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:59,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:59,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,784 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:59,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:59,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:59,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:03:00,000 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:03:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:03:00,001 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:03:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:03:00,001 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:03:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:03:00,001 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:03:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:03:00,002 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:03:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:03:00,002 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:03:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:00,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:00,223 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:00,237 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:08,113 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:08,240 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 15:03:08,251 INFO L158 Benchmark]: Toolchain (without parser) took 14452.38ms. Allocated memory was 94.4MB in the beginning and 908.1MB in the end (delta: 813.7MB). Free memory was 45.1MB in the beginning and 531.5MB in the end (delta: -486.4MB). Peak memory consumption was 370.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:08,253 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 94.4MB. Free memory was 65.9MB in the beginning and 65.8MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:08,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4626.83ms. Allocated memory was 94.4MB in the beginning and 205.5MB in the end (delta: 111.1MB). Free memory was 44.7MB in the beginning and 106.2MB in the end (delta: -61.4MB). Peak memory consumption was 114.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:08,255 INFO L158 Benchmark]: Boogie Procedure Inliner took 588.12ms. Allocated memory was 205.5MB in the beginning and 308.3MB in the end (delta: 102.8MB). Free memory was 106.2MB in the beginning and 172.3MB in the end (delta: -66.1MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:08,256 INFO L158 Benchmark]: Boogie Preprocessor took 741.09ms. Allocated memory is still 308.3MB. Free memory was 172.3MB in the beginning and 143.8MB in the end (delta: 28.5MB). Peak memory consumption was 93.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:08,257 INFO L158 Benchmark]: RCFGBuilder took 8489.35ms. Allocated memory was 308.3MB in the beginning and 908.1MB in the end (delta: 599.8MB). Free memory was 143.8MB in the beginning and 531.5MB in the end (delta: -387.7MB). Peak memory consumption was 255.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:08,266 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 94.4MB. Free memory was 65.9MB in the beginning and 65.8MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4626.83ms. Allocated memory was 94.4MB in the beginning and 205.5MB in the end (delta: 111.1MB). Free memory was 44.7MB in the beginning and 106.2MB in the end (delta: -61.4MB). Peak memory consumption was 114.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 588.12ms. Allocated memory was 205.5MB in the beginning and 308.3MB in the end (delta: 102.8MB). Free memory was 106.2MB in the beginning and 172.3MB in the end (delta: -66.1MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 741.09ms. Allocated memory is still 308.3MB. Free memory was 172.3MB in the beginning and 143.8MB in the end (delta: 28.5MB). Peak memory consumption was 93.8MB. Max. memory is 16.1GB. * RCFGBuilder took 8489.35ms. Allocated memory was 308.3MB in the beginning and 908.1MB in the end (delta: 599.8MB). Free memory was 143.8MB in the beginning and 531.5MB in the end (delta: -387.7MB). Peak memory consumption was 255.9MB. 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 15:03:08,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/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 2dda75b6d46698b5258f612b82d0e93d324481eaa047be7e62672a619c582b4e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:10,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:10,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:10,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:10,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:10,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:10,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:10,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:10,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:10,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:10,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:10,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:10,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:10,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:10,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:10,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:10,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:10,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:10,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:10,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:10,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:10,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:10,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:10,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:10,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:10,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:10,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:10,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:10,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:10,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:10,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:10,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:10,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:10,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:10,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:10,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:10,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:10,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:10,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:10,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:10,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:10,901 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:10,926 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:10,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:10,930 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:10,932 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:10,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:10,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:10,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:10,935 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:10,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:10,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:10,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:10,937 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:10,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:10,937 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:10,937 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:10,938 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:10,938 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:10,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:10,939 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:10,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:10,939 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:10,940 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:10,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:10,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:10,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:10,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:10,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:10,941 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:10,942 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:10,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:10,942 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:10,943 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:10,943 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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2dda75b6d46698b5258f612b82d0e93d324481eaa047be7e62672a619c582b4e [2021-11-23 15:03:11,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:11,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:11,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:11,355 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:11,360 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:11,361 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c [2021-11-23 15:03:11,435 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/data/ac03a7b16/cd0350aa58d5434fa639ff50cea0dc24/FLAG5799f370d [2021-11-23 15:03:12,624 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:12,624 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c [2021-11-23 15:03:12,670 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/data/ac03a7b16/cd0350aa58d5434fa639ff50cea0dc24/FLAG5799f370d [2021-11-23 15:03:12,878 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/data/ac03a7b16/cd0350aa58d5434fa639ff50cea0dc24 [2021-11-23 15:03:12,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:12,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:12,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:12,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:12,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:12,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:12" (1/1) ... [2021-11-23 15:03:12,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6021e192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:12, skipping insertion in model container [2021-11-23 15:03:12,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:12" (1/1) ... [2021-11-23 15:03:12,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:13,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:15,630 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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c[382357,382370] [2021-11-23 15:03:15,658 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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c[383339,383352] [2021-11-23 15:03:15,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:15,892 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:17,187 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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c[382357,382370] [2021-11-23 15:03:17,190 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_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/sv-benchmarks/c/combinations/Problem05_label46+token_ring.06.cil-2.c[383339,383352] [2021-11-23 15:03:17,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:17,281 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:17,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17 WrapperNode [2021-11-23 15:03:17,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:17,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:17,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:17,283 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:17,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,929 INFO L137 Inliner]: procedures = 57, calls = 59, calls flagged for inlining = 34, calls inlined = 34, statements flattened = 12821 [2021-11-23 15:03:17,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:17,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:17,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:17,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:17,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:18,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:18,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:18,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:18,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:18,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:18,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:18,681 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:18,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:18,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:18,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:18,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:18,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:18,719 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:18,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:03:18,866 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:03:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:03:18,867 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:03:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:03:18,867 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:03:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:03:18,868 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:03:18,868 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:03:18,868 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:03:18,868 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:03:18,868 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:03:18,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:18,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:18,983 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:18,985 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:29,010 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:29,108 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 15:03:29,114 INFO L158 Benchmark]: Toolchain (without parser) took 16229.87ms. Allocated memory was 69.2MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 31.6MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 369.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:29,114 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 69.2MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:29,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4397.88ms. Allocated memory was 69.2MB in the beginning and 192.9MB in the end (delta: 123.7MB). Free memory was 31.4MB in the beginning and 83.2MB in the end (delta: -51.7MB). Peak memory consumption was 97.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:29,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 647.21ms. Allocated memory was 192.9MB in the beginning and 383.8MB in the end (delta: 190.8MB). Free memory was 83.2MB in the beginning and 249.0MB in the end (delta: -165.9MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:29,117 INFO L158 Benchmark]: Boogie Preprocessor took 749.04ms. Allocated memory is still 383.8MB. Free memory was 249.0MB in the beginning and 219.5MB in the end (delta: 29.6MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:29,118 INFO L158 Benchmark]: RCFGBuilder took 10430.91ms. Allocated memory was 383.8MB in the beginning and 1.5GB in the end (delta: 1.1GB). Free memory was 219.5MB in the beginning and 1.2GB in the end (delta: -994.4MB). Peak memory consumption was 245.0MB. Max. memory is 16.1GB. [2021-11-23 15:03:29,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 69.2MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4397.88ms. Allocated memory was 69.2MB in the beginning and 192.9MB in the end (delta: 123.7MB). Free memory was 31.4MB in the beginning and 83.2MB in the end (delta: -51.7MB). Peak memory consumption was 97.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 647.21ms. Allocated memory was 192.9MB in the beginning and 383.8MB in the end (delta: 190.8MB). Free memory was 83.2MB in the beginning and 249.0MB in the end (delta: -165.9MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 749.04ms. Allocated memory is still 383.8MB. Free memory was 249.0MB in the beginning and 219.5MB in the end (delta: 29.6MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * RCFGBuilder took 10430.91ms. Allocated memory was 383.8MB in the beginning and 1.5GB in the end (delta: 1.1GB). Free memory was 219.5MB in the beginning and 1.2GB in the end (delta: -994.4MB). Peak memory consumption was 245.0MB. 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 15:03:29,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af073d6b-c50a-4f3c-a15a-6c9a7fb0a0fe/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