./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/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_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/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_58afcc43-4bd9-4c1d-837e-582de24b0198/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 216404335c43b82447a03ad9d88ac8bc18e7528b04f40169d87fb26955d8753c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:25,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:25,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:25,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:25,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:25,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:25,815 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:25,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:25,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:25,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:25,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:25,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:25,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:25,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:25,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:25,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:25,833 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:25,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:25,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:25,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:25,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:25,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:25,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:25,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:25,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:25,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:25,853 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:25,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:25,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:25,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:25,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:25,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:25,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:25,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:25,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:25,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:25,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:25,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:25,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:25,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:25,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:25,880 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:33:25,912 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:25,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:25,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:25,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:25,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:25,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:25,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:25,916 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:25,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:33:25,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:25,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:25,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:25,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:25,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:25,918 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:25,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:25,918 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:25,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:25,919 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:25,919 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:25,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:25,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:25,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:25,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:25,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:25,921 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:33:25,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:33:25,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:25,922 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_58afcc43-4bd9-4c1d-837e-582de24b0198/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 216404335c43b82447a03ad9d88ac8bc18e7528b04f40169d87fb26955d8753c [2021-11-23 15:33:26,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:26,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:26,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:26,274 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:26,275 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:26,277 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c [2021-11-23 15:33:26,368 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/data/680737035/e35a3f79e14049888b54c2040fade6db/FLAG4919f60f4 [2021-11-23 15:33:27,752 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:27,753 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c [2021-11-23 15:33:27,823 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/data/680737035/e35a3f79e14049888b54c2040fade6db/FLAG4919f60f4 [2021-11-23 15:33:27,928 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/data/680737035/e35a3f79e14049888b54c2040fade6db [2021-11-23 15:33:27,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:27,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:27,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:27,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:27,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:27,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:27,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eff09d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:27, skipping insertion in model container [2021-11-23 15:33:27,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:27,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:28,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:30,748 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_58afcc43-4bd9-4c1d-837e-582de24b0198/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c[378560,378573] [2021-11-23 15:33:30,787 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_58afcc43-4bd9-4c1d-837e-582de24b0198/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:33:31,176 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:31,188 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:32,536 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_58afcc43-4bd9-4c1d-837e-582de24b0198/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c[378560,378573] [2021-11-23 15:33:32,546 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_58afcc43-4bd9-4c1d-837e-582de24b0198/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:33:32,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:32,700 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:32,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:32 WrapperNode [2021-11-23 15:33:32,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:32,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:32,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:32,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:32,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:32" (1/1) ... [2021-11-23 15:33:32,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:32" (1/1) ... [2021-11-23 15:33:33,221 INFO L137 Inliner]: procedures = 70, calls = 80, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 13257 [2021-11-23 15:33:33,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:33,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:33,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:33,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:33,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:32" (1/1) ... [2021-11-23 15:33:33,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:32" (1/1) ... [2021-11-23 15:33:33,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:32" (1/1) ... [2021-11-23 15:33:33,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:32" (1/1) ... [2021-11-23 15:33:33,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:32" (1/1) ... [2021-11-23 15:33:33,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:32" (1/1) ... [2021-11-23 15:33:33,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:32" (1/1) ... [2021-11-23 15:33:33,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:33,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:33,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:33,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:33,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:32" (1/1) ... [2021-11-23 15:33:33,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:33,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:34,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:34,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:34,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:34,163 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:33:34,163 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:33:34,163 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:33:34,163 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:33:34,164 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:33:34,164 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:33:34,164 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:33:34,164 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:33:34,164 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:33:34,165 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:33:34,165 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:33:34,165 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:33:34,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:33:34,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:34,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:34,458 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:34,460 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:43,666 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:43,811 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 15:33:43,819 INFO L158 Benchmark]: Toolchain (without parser) took 15882.69ms. Allocated memory was 127.9MB in the beginning and 906.0MB in the end (delta: 778.0MB). Free memory was 78.5MB in the beginning and 659.4MB in the end (delta: -580.9MB). Peak memory consumption was 386.3MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,819 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 127.9MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:43,822 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4764.72ms. Allocated memory was 127.9MB in the beginning and 270.5MB in the end (delta: 142.6MB). Free memory was 78.5MB in the beginning and 149.6MB in the end (delta: -71.0MB). Peak memory consumption was 111.8MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,823 INFO L158 Benchmark]: Boogie Procedure Inliner took 519.43ms. Allocated memory is still 270.5MB. Free memory was 149.6MB in the beginning and 122.0MB in the end (delta: 27.6MB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,825 INFO L158 Benchmark]: Boogie Preprocessor took 674.61ms. Allocated memory was 270.5MB in the beginning and 518.0MB in the end (delta: 247.5MB). Free memory was 122.0MB in the beginning and 347.4MB in the end (delta: -225.4MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,826 INFO L158 Benchmark]: RCFGBuilder took 9917.33ms. Allocated memory was 518.0MB in the beginning and 906.0MB in the end (delta: 388.0MB). Free memory was 347.4MB in the beginning and 659.4MB in the end (delta: -312.0MB). Peak memory consumption was 266.8MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,838 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 127.9MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4764.72ms. Allocated memory was 127.9MB in the beginning and 270.5MB in the end (delta: 142.6MB). Free memory was 78.5MB in the beginning and 149.6MB in the end (delta: -71.0MB). Peak memory consumption was 111.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 519.43ms. Allocated memory is still 270.5MB. Free memory was 149.6MB in the beginning and 122.0MB in the end (delta: 27.6MB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 674.61ms. Allocated memory was 270.5MB in the beginning and 518.0MB in the end (delta: 247.5MB). Free memory was 122.0MB in the beginning and 347.4MB in the end (delta: -225.4MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * RCFGBuilder took 9917.33ms. Allocated memory was 518.0MB in the beginning and 906.0MB in the end (delta: 388.0MB). Free memory was 347.4MB in the beginning and 659.4MB in the end (delta: -312.0MB). Peak memory consumption was 266.8MB. 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 15:33:43,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/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_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/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_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/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_58afcc43-4bd9-4c1d-837e-582de24b0198/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 216404335c43b82447a03ad9d88ac8bc18e7528b04f40169d87fb26955d8753c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:46,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:46,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:46,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:46,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:46,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:46,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:46,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:46,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:47,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:47,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:47,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:47,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:47,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:47,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:47,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:47,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:47,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:47,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:47,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:47,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:47,045 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:47,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:47,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:47,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:47,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:47,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:47,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:47,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:47,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:47,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:47,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:47,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:47,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:47,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:47,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:47,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:47,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:47,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:47,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:47,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:47,088 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:33:47,143 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:47,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:47,145 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:47,145 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:47,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:47,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:47,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:47,148 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:47,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:47,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:47,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:47,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:47,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:47,151 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:33:47,151 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:33:47,151 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:33:47,152 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:47,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:47,152 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:47,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:47,153 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:47,153 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:47,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:47,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:47,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:47,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:47,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:47,155 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:33:47,155 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:33:47,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:47,156 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:33:47,156 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:33:47,156 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_58afcc43-4bd9-4c1d-837e-582de24b0198/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 216404335c43b82447a03ad9d88ac8bc18e7528b04f40169d87fb26955d8753c [2021-11-23 15:33:47,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:47,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:47,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:47,678 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:47,680 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:47,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c [2021-11-23 15:33:47,773 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/data/eec117573/1d6e8b5a0e7345fb85808a5794c1d974/FLAG763d7cd0b [2021-11-23 15:33:49,035 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:49,036 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c [2021-11-23 15:33:49,107 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/data/eec117573/1d6e8b5a0e7345fb85808a5794c1d974/FLAG763d7cd0b [2021-11-23 15:33:49,209 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/data/eec117573/1d6e8b5a0e7345fb85808a5794c1d974 [2021-11-23 15:33:49,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:49,214 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:49,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:49,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:49,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:49,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:49" (1/1) ... [2021-11-23 15:33:49,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aa43802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:49, skipping insertion in model container [2021-11-23 15:33:49,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:49" (1/1) ... [2021-11-23 15:33:49,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:49,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:52,257 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_58afcc43-4bd9-4c1d-837e-582de24b0198/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c[378560,378573] [2021-11-23 15:33:52,301 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_58afcc43-4bd9-4c1d-837e-582de24b0198/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:33:52,750 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:52,770 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:54,425 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_58afcc43-4bd9-4c1d-837e-582de24b0198/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c[378560,378573] [2021-11-23 15:33:54,448 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_58afcc43-4bd9-4c1d-837e-582de24b0198/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:33:54,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:54,587 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:54,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:54 WrapperNode [2021-11-23 15:33:54,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:54,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:54,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:54,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:54,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:54" (1/1) ... [2021-11-23 15:33:54,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:54" (1/1) ... [2021-11-23 15:33:55,246 INFO L137 Inliner]: procedures = 71, calls = 80, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 13213 [2021-11-23 15:33:55,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:55,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:55,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:55,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:55,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:54" (1/1) ... [2021-11-23 15:33:55,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:54" (1/1) ... [2021-11-23 15:33:55,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:54" (1/1) ... [2021-11-23 15:33:55,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:54" (1/1) ... [2021-11-23 15:33:55,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:54" (1/1) ... [2021-11-23 15:33:55,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:54" (1/1) ... [2021-11-23 15:33:55,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:54" (1/1) ... [2021-11-23 15:33:56,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:56,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:56,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:56,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:56,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:54" (1/1) ... [2021-11-23 15:33:56,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:56,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:56,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:56,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:33:56,287 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:33:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:33:56,287 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:33:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:33:56,288 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:33:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:33:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:33:56,288 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:33:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:33:56,288 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:33:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:33:56,289 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:33:56,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:56,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:56,494 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:56,496 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:09,197 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:09,307 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 15:34:09,313 INFO L158 Benchmark]: Toolchain (without parser) took 20097.85ms. Allocated memory was 75.5MB in the beginning and 822.1MB in the end (delta: 746.6MB). Free memory was 38.0MB in the beginning and 494.2MB in the end (delta: -456.2MB). Peak memory consumption was 337.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:09,314 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 75.5MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:09,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5384.90ms. Allocated memory was 75.5MB in the beginning and 245.4MB in the end (delta: 169.9MB). Free memory was 37.7MB in the beginning and 124.5MB in the end (delta: -86.7MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. [2021-11-23 15:34:09,316 INFO L158 Benchmark]: Boogie Procedure Inliner took 643.40ms. Allocated memory is still 245.4MB. Free memory was 124.5MB in the beginning and 92.4MB in the end (delta: 32.1MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:09,317 INFO L158 Benchmark]: Boogie Preprocessor took 847.08ms. Allocated memory is still 245.4MB. Free memory was 92.4MB in the beginning and 83.6MB in the end (delta: 8.8MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. [2021-11-23 15:34:09,318 INFO L158 Benchmark]: RCFGBuilder took 13214.71ms. Allocated memory was 245.4MB in the beginning and 822.1MB in the end (delta: 576.7MB). Free memory was 83.6MB in the beginning and 494.2MB in the end (delta: -410.6MB). Peak memory consumption was 216.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:09,322 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 75.5MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5384.90ms. Allocated memory was 75.5MB in the beginning and 245.4MB in the end (delta: 169.9MB). Free memory was 37.7MB in the beginning and 124.5MB in the end (delta: -86.7MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 643.40ms. Allocated memory is still 245.4MB. Free memory was 124.5MB in the beginning and 92.4MB in the end (delta: 32.1MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 847.08ms. Allocated memory is still 245.4MB. Free memory was 92.4MB in the beginning and 83.6MB in the end (delta: 8.8MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. * RCFGBuilder took 13214.71ms. Allocated memory was 245.4MB in the beginning and 822.1MB in the end (delta: 576.7MB). Free memory was 83.6MB in the beginning and 494.2MB in the end (delta: -410.6MB). Peak memory consumption was 216.0MB. 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 15:34:09,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58afcc43-4bd9-4c1d-837e-582de24b0198/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable