./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.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_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/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_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/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_9b95bfcf-84cc-497f-b40f-88c564a6c187/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 15863afe4e938ca9562edf6cb3dc5bb7e439eb995cb0a1376182d98c80d63507 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:31,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:31,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:31,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:31,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:31,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:31,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:31,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:31,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:31,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:31,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:31,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:31,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:31,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:31,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:31,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:31,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:31,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:31,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:31,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:31,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:31,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:31,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:31,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:31,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:31,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:31,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:31,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:32,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:32,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:32,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:32,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:32,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:32,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:32,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:32,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:32,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:32,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:32,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:32,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:32,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:32,017 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:32,070 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:32,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:32,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:32,073 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:32,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:32,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:32,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:32,075 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:32,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:32,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:32,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:32,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:32,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:32,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:32,087 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:32,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:32,087 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:32,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:32,088 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:32,088 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:32,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:32,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:32,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:32,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:32,090 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:32,091 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:32,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:32,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:32,092 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_9b95bfcf-84cc-497f-b40f-88c564a6c187/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15863afe4e938ca9562edf6cb3dc5bb7e439eb995cb0a1376182d98c80d63507 [2021-11-23 15:56:32,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:32,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:32,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:32,474 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:32,476 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:32,477 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c [2021-11-23 15:56:32,557 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/data/0185b21b5/0c8866ea27da49d1b1012e0eecc60812/FLAGa45c64cf3 [2021-11-23 15:56:33,686 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:33,687 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c [2021-11-23 15:56:33,736 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/data/0185b21b5/0c8866ea27da49d1b1012e0eecc60812/FLAGa45c64cf3 [2021-11-23 15:56:34,002 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/data/0185b21b5/0c8866ea27da49d1b1012e0eecc60812 [2021-11-23 15:56:34,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:34,006 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:34,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:34,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:34,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:34,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:34" (1/1) ... [2021-11-23 15:56:34,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aaf34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:34, skipping insertion in model container [2021-11-23 15:56:34,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:34" (1/1) ... [2021-11-23 15:56:34,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:34,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:37,036 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_9b95bfcf-84cc-497f-b40f-88c564a6c187/sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c[380323,380336] [2021-11-23 15:56:37,073 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_9b95bfcf-84cc-497f-b40f-88c564a6c187/sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c[383339,383352] [2021-11-23 15:56:37,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:37,430 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:38,878 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_9b95bfcf-84cc-497f-b40f-88c564a6c187/sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c[380323,380336] [2021-11-23 15:56:38,885 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_9b95bfcf-84cc-497f-b40f-88c564a6c187/sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c[383339,383352] [2021-11-23 15:56:38,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:38,995 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:38,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38 WrapperNode [2021-11-23 15:56:38,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:38,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:38,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:38,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:39,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:39,242 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:39,704 INFO L137 Inliner]: procedures = 60, calls = 66, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 12972 [2021-11-23 15:56:39,705 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:39,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:39,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:39,706 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:39,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:39,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:39,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:39,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:40,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:40,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:40,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:40,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:40,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:40,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:40,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:40,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:38" (1/1) ... [2021-11-23 15:56:40,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:40,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:40,519 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:40,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:40,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:56:40,645 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:56:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:56:40,645 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:56:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:56:40,646 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:56:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:56:40,646 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:56:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:56:40,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:56:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:56:40,647 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:56:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:56:40,647 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:56:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:40,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:40,859 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:40,861 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:49,722 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:50,010 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 15:56:50,023 INFO L158 Benchmark]: Toolchain (without parser) took 16011.83ms. Allocated memory was 90.2MB in the beginning and 775.9MB in the end (delta: 685.8MB). Free memory was 42.0MB in the beginning and 599.5MB in the end (delta: -557.5MB). Peak memory consumption was 565.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:50,024 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 90.2MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:50,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4980.23ms. Allocated memory was 90.2MB in the beginning and 226.5MB in the end (delta: 136.3MB). Free memory was 41.8MB in the beginning and 89.8MB in the end (delta: -48.0MB). Peak memory consumption was 87.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:50,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 707.04ms. Allocated memory is still 226.5MB. Free memory was 89.8MB in the beginning and 86.9MB in the end (delta: 2.9MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:50,031 INFO L158 Benchmark]: Boogie Preprocessor took 714.08ms. Allocated memory was 226.5MB in the beginning and 461.4MB in the end (delta: 234.9MB). Free memory was 86.9MB in the beginning and 285.7MB in the end (delta: -198.9MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:50,033 INFO L158 Benchmark]: RCFGBuilder took 9596.50ms. Allocated memory was 461.4MB in the beginning and 775.9MB in the end (delta: 314.6MB). Free memory was 285.7MB in the beginning and 599.5MB in the end (delta: -313.7MB). Peak memory consumption was 440.0MB. Max. memory is 16.1GB. [2021-11-23 15:56:50,045 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 90.2MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4980.23ms. Allocated memory was 90.2MB in the beginning and 226.5MB in the end (delta: 136.3MB). Free memory was 41.8MB in the beginning and 89.8MB in the end (delta: -48.0MB). Peak memory consumption was 87.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 707.04ms. Allocated memory is still 226.5MB. Free memory was 89.8MB in the beginning and 86.9MB in the end (delta: 2.9MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 714.08ms. Allocated memory was 226.5MB in the beginning and 461.4MB in the end (delta: 234.9MB). Free memory was 86.9MB in the beginning and 285.7MB in the end (delta: -198.9MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. * RCFGBuilder took 9596.50ms. Allocated memory was 461.4MB in the beginning and 775.9MB in the end (delta: 314.6MB). Free memory was 285.7MB in the beginning and 599.5MB in the end (delta: -313.7MB). Peak memory consumption was 440.0MB. 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 15:56:50,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/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_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/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_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/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_9b95bfcf-84cc-497f-b40f-88c564a6c187/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 15863afe4e938ca9562edf6cb3dc5bb7e439eb995cb0a1376182d98c80d63507 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:53,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:53,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:53,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:53,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:53,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:53,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:53,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:53,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:53,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:53,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:53,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:53,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:53,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:53,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:53,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:53,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:53,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:53,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:53,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:53,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:53,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:53,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:53,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:53,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:53,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:53,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:53,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:53,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:53,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:53,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:53,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:53,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:53,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:53,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:53,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:53,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:53,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:53,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:53,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:53,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:53,229 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:53,295 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:53,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:53,297 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:53,297 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:53,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:53,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:53,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:53,300 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:53,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:53,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:53,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:53,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:53,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:53,303 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:53,303 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:53,304 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:53,304 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:53,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:53,304 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:53,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:53,305 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:53,305 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:53,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:53,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:53,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:53,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:53,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:53,307 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:53,308 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:53,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:53,308 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:53,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:53,309 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_9b95bfcf-84cc-497f-b40f-88c564a6c187/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15863afe4e938ca9562edf6cb3dc5bb7e439eb995cb0a1376182d98c80d63507 [2021-11-23 15:56:53,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:53,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:53,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:53,799 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:53,801 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:53,805 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c [2021-11-23 15:56:53,891 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/data/c853371a4/4c7534633c614296915d9f73fcbb25a8/FLAG1a3b03e43 [2021-11-23 15:56:55,046 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:55,046 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c [2021-11-23 15:56:55,110 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/data/c853371a4/4c7534633c614296915d9f73fcbb25a8/FLAG1a3b03e43 [2021-11-23 15:56:55,327 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/data/c853371a4/4c7534633c614296915d9f73fcbb25a8 [2021-11-23 15:56:55,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:55,333 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:55,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:55,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:55,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:55,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:55" (1/1) ... [2021-11-23 15:56:55,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d6eee68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:55, skipping insertion in model container [2021-11-23 15:56:55,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:55" (1/1) ... [2021-11-23 15:56:55,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:55,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:58,409 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_9b95bfcf-84cc-497f-b40f-88c564a6c187/sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c[380323,380336] [2021-11-23 15:56:58,474 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_9b95bfcf-84cc-497f-b40f-88c564a6c187/sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c[383339,383352] [2021-11-23 15:56:58,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:58,813 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:00,321 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_9b95bfcf-84cc-497f-b40f-88c564a6c187/sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c[380323,380336] [2021-11-23 15:57:00,329 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_9b95bfcf-84cc-497f-b40f-88c564a6c187/sv-benchmarks/c/combinations/Problem05_label45+token_ring.08.cil-2.c[383339,383352] [2021-11-23 15:57:00,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:00,457 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:00,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00 WrapperNode [2021-11-23 15:57:00,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:00,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:00,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:00,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:00,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:00,656 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,303 INFO L137 Inliner]: procedures = 61, calls = 66, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 12937 [2021-11-23 15:57:01,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:01,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:01,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:01,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:01,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:01,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:01,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:01,924 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:01,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,933 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:01,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:01,963 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:01,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:57:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:57:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:57:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:57:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:57:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:57:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:57:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:57:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:57:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:57:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:57:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:57:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:57:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:57:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:02,248 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:02,250 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:15,000 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:15,137 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 15:57:15,147 INFO L158 Benchmark]: Toolchain (without parser) took 19810.55ms. Allocated memory was 77.6MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 44.9MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 416.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:15,148 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 60.8MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:15,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5121.71ms. Allocated memory was 77.6MB in the beginning and 195.0MB in the end (delta: 117.4MB). Free memory was 44.7MB in the beginning and 91.5MB in the end (delta: -46.9MB). Peak memory consumption was 104.9MB. Max. memory is 16.1GB. [2021-11-23 15:57:15,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 844.65ms. Allocated memory was 195.0MB in the beginning and 354.4MB in the end (delta: 159.4MB). Free memory was 91.5MB in the beginning and 221.6MB in the end (delta: -130.0MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2021-11-23 15:57:15,153 INFO L158 Benchmark]: Boogie Preprocessor took 617.73ms. Allocated memory is still 354.4MB. Free memory was 221.6MB in the beginning and 179.6MB in the end (delta: 41.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-11-23 15:57:15,154 INFO L158 Benchmark]: RCFGBuilder took 13219.46ms. Allocated memory was 354.4MB in the beginning and 1.5GB in the end (delta: 1.1GB). Free memory was 179.6MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 278.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:15,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 60.8MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5121.71ms. Allocated memory was 77.6MB in the beginning and 195.0MB in the end (delta: 117.4MB). Free memory was 44.7MB in the beginning and 91.5MB in the end (delta: -46.9MB). Peak memory consumption was 104.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 844.65ms. Allocated memory was 195.0MB in the beginning and 354.4MB in the end (delta: 159.4MB). Free memory was 91.5MB in the beginning and 221.6MB in the end (delta: -130.0MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 617.73ms. Allocated memory is still 354.4MB. Free memory was 221.6MB in the beginning and 179.6MB in the end (delta: 41.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * RCFGBuilder took 13219.46ms. Allocated memory was 354.4MB in the beginning and 1.5GB in the end (delta: 1.1GB). Free memory was 179.6MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 278.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:57:15,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b95bfcf-84cc-497f-b40f-88c564a6c187/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