./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.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_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/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_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/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_fcdd90b0-4072-4fec-b1bf-33f71821e624/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 4193af75abf6aff12bf0c3b1d52895798f02d5d81afc60ee7b84e09fa25d7f81 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:20,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:20,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:20,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:20,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:20,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:20,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:20,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:20,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:20,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:20,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:20,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:20,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:20,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:20,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:20,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:20,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:20,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:20,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:20,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:20,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:20,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:20,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:20,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:20,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:20,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:20,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:20,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:20,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:20,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:20,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:20,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:20,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:20,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:20,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:20,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:20,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:20,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:20,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:20,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:20,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:20,777 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:20,834 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:20,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:20,835 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:20,835 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:20,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:20,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:20,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:20,837 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:20,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:20,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:20,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:20,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:20,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:20,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:20,838 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:20,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:20,839 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:20,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:20,843 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:20,843 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:20,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:20,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:20,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:20,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:20,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:20,845 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:20,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:20,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:20,846 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_fcdd90b0-4072-4fec-b1bf-33f71821e624/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4193af75abf6aff12bf0c3b1d52895798f02d5d81afc60ee7b84e09fa25d7f81 [2021-11-23 15:05:21,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:21,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:21,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:21,167 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:21,169 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:21,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c [2021-11-23 15:05:21,280 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/data/1217307f7/9a0e546398534ce88f8d0710c4d3bd61/FLAG1160ff342 [2021-11-23 15:05:22,436 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:22,439 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c [2021-11-23 15:05:22,502 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/data/1217307f7/9a0e546398534ce88f8d0710c4d3bd61/FLAG1160ff342 [2021-11-23 15:05:22,677 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/data/1217307f7/9a0e546398534ce88f8d0710c4d3bd61 [2021-11-23 15:05:22,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:22,684 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:22,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:22,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:22,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:22,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:22,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@680df9d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:22, skipping insertion in model container [2021-11-23 15:05:22,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:22,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:22,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:25,800 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_fcdd90b0-4072-4fec-b1bf-33f71821e624/sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c[382357,382370] [2021-11-23 15:05:25,865 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_fcdd90b0-4072-4fec-b1bf-33f71821e624/sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c[383339,383352] [2021-11-23 15:05:26,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:26,247 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:27,617 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_fcdd90b0-4072-4fec-b1bf-33f71821e624/sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c[382357,382370] [2021-11-23 15:05:27,623 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_fcdd90b0-4072-4fec-b1bf-33f71821e624/sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c[383339,383352] [2021-11-23 15:05:27,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:27,767 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:27,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27 WrapperNode [2021-11-23 15:05:27,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:27,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:27,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:27,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:27,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:27,874 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,341 INFO L137 Inliner]: procedures = 62, calls = 69, calls flagged for inlining = 39, calls inlined = 39, statements flattened = 13030 [2021-11-23 15:05:28,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:28,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:28,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:28,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:28,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:28,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:29,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:29,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:29,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:29,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:29,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:29,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:29,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:29,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:29,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:29,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:29,409 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:29,409 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:29,410 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:29,410 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:29,410 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:29,410 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:05:29,410 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:05:29,410 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:29,411 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:29,411 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:29,657 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:29,659 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:37,316 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:37,449 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 15:05:37,454 INFO L158 Benchmark]: Toolchain (without parser) took 14769.34ms. Allocated memory was 127.9MB in the beginning and 834.7MB in the end (delta: 706.7MB). Free memory was 78.5MB in the beginning and 517.6MB in the end (delta: -439.1MB). Peak memory consumption was 338.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,455 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 96.5MB. Free memory was 52.9MB in the beginning and 52.8MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:37,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5081.34ms. Allocated memory was 127.9MB in the beginning and 249.6MB in the end (delta: 121.6MB). Free memory was 78.5MB in the beginning and 125.3MB in the end (delta: -46.8MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 571.81ms. Allocated memory is still 249.6MB. Free memory was 124.2MB in the beginning and 102.2MB in the end (delta: 22.0MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,458 INFO L158 Benchmark]: Boogie Preprocessor took 814.73ms. Allocated memory was 249.6MB in the beginning and 499.1MB in the end (delta: 249.6MB). Free memory was 102.2MB in the beginning and 331.7MB in the end (delta: -229.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,459 INFO L158 Benchmark]: RCFGBuilder took 8293.26ms. Allocated memory was 499.1MB in the beginning and 834.7MB in the end (delta: 335.5MB). Free memory was 330.6MB in the beginning and 517.6MB in the end (delta: -187.0MB). Peak memory consumption was 219.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,463 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 96.5MB. Free memory was 52.9MB in the beginning and 52.8MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5081.34ms. Allocated memory was 127.9MB in the beginning and 249.6MB in the end (delta: 121.6MB). Free memory was 78.5MB in the beginning and 125.3MB in the end (delta: -46.8MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 571.81ms. Allocated memory is still 249.6MB. Free memory was 124.2MB in the beginning and 102.2MB in the end (delta: 22.0MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 814.73ms. Allocated memory was 249.6MB in the beginning and 499.1MB in the end (delta: 249.6MB). Free memory was 102.2MB in the beginning and 331.7MB in the end (delta: -229.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * RCFGBuilder took 8293.26ms. Allocated memory was 499.1MB in the beginning and 834.7MB in the end (delta: 335.5MB). Free memory was 330.6MB in the beginning and 517.6MB in the end (delta: -187.0MB). Peak memory consumption was 219.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:37,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/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_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/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_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/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_fcdd90b0-4072-4fec-b1bf-33f71821e624/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 4193af75abf6aff12bf0c3b1d52895798f02d5d81afc60ee7b84e09fa25d7f81 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:40,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:40,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:40,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:40,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:40,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:40,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:40,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:40,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:40,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:40,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:40,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:40,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:40,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:40,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:40,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:40,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:40,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:40,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:40,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:40,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:40,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:40,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:40,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:40,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:40,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:40,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:40,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:40,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:40,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:40,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:40,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:40,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:40,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:40,389 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:40,389 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:40,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:40,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:40,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:40,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:40,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:40,395 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:40,448 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:40,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:40,450 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:40,450 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:40,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:40,452 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:40,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:40,453 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:40,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:40,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:40,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:40,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:40,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:40,456 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:40,456 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:40,456 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:40,456 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:40,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:40,457 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:40,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:40,458 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:40,458 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:40,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:40,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:40,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:40,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:40,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:40,460 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:40,460 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:40,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:40,460 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:40,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:40,461 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_fcdd90b0-4072-4fec-b1bf-33f71821e624/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4193af75abf6aff12bf0c3b1d52895798f02d5d81afc60ee7b84e09fa25d7f81 [2021-11-23 15:05:40,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:40,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:40,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:40,900 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:40,901 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:40,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c [2021-11-23 15:05:40,997 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/data/8bd2ca1b7/dac26bf35f57422a8b2b72f67ed6f7c3/FLAGcefab4c3f [2021-11-23 15:05:42,236 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:42,237 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c [2021-11-23 15:05:42,310 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/data/8bd2ca1b7/dac26bf35f57422a8b2b72f67ed6f7c3/FLAGcefab4c3f [2021-11-23 15:05:42,430 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/data/8bd2ca1b7/dac26bf35f57422a8b2b72f67ed6f7c3 [2021-11-23 15:05:42,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:42,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:42,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:42,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:42,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:42,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:42" (1/1) ... [2021-11-23 15:05:42,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ab1ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:42, skipping insertion in model container [2021-11-23 15:05:42,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:42" (1/1) ... [2021-11-23 15:05:42,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:42,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:45,390 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_fcdd90b0-4072-4fec-b1bf-33f71821e624/sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c[382357,382370] [2021-11-23 15:05:45,416 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_fcdd90b0-4072-4fec-b1bf-33f71821e624/sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c[383339,383352] [2021-11-23 15:05:45,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:45,778 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:47,080 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_fcdd90b0-4072-4fec-b1bf-33f71821e624/sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c[382357,382370] [2021-11-23 15:05:47,083 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_fcdd90b0-4072-4fec-b1bf-33f71821e624/sv-benchmarks/c/combinations/Problem05_label46+token_ring.09.cil-2.c[383339,383352] [2021-11-23 15:05:47,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:47,252 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:47,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:47 WrapperNode [2021-11-23 15:05:47,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:47,254 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:47,254 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:47,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:47,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:47" (1/1) ... [2021-11-23 15:05:47,409 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:47" (1/1) ... [2021-11-23 15:05:47,818 INFO L137 Inliner]: procedures = 63, calls = 69, calls flagged for inlining = 39, calls inlined = 39, statements flattened = 12993 [2021-11-23 15:05:47,819 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:47,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:47,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:47,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:47,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:47" (1/1) ... [2021-11-23 15:05:47,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:47" (1/1) ... [2021-11-23 15:05:48,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:47" (1/1) ... [2021-11-23 15:05:48,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:47" (1/1) ... [2021-11-23 15:05:48,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:47" (1/1) ... [2021-11-23 15:05:48,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:47" (1/1) ... [2021-11-23 15:05:48,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:47" (1/1) ... [2021-11-23 15:05:48,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:48,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:48,678 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:48,678 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:48,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:47" (1/1) ... [2021-11-23 15:05:48,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:48,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:48,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:48,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:48,758 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:48,759 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:48,759 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:48,759 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:48,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:48,759 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:05:48,759 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:05:48,760 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:48,760 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:48,760 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:48,760 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:48,760 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:48,760 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:48,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:48,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:48,884 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:48,886 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:59,621 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:59,722 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 15:05:59,729 INFO L158 Benchmark]: Toolchain (without parser) took 17290.53ms. Allocated memory was 83.9MB in the beginning and 799.0MB in the end (delta: 715.1MB). Free memory was 52.9MB in the beginning and 534.0MB in the end (delta: -481.2MB). Peak memory consumption was 607.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:59,730 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 64.0MB in the beginning and 64.0MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:59,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4814.44ms. Allocated memory was 83.9MB in the beginning and 216.0MB in the end (delta: 132.1MB). Free memory was 52.6MB in the beginning and 119.5MB in the end (delta: -66.9MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:59,732 INFO L158 Benchmark]: Boogie Procedure Inliner took 565.07ms. Allocated memory is still 216.0MB. Free memory was 118.5MB in the beginning and 72.6MB in the end (delta: 45.9MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:59,733 INFO L158 Benchmark]: Boogie Preprocessor took 855.83ms. Allocated memory was 216.0MB in the beginning and 432.0MB in the end (delta: 216.0MB). Free memory was 72.6MB in the beginning and 269.8MB in the end (delta: -197.3MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:59,735 INFO L158 Benchmark]: RCFGBuilder took 11049.10ms. Allocated memory was 432.0MB in the beginning and 799.0MB in the end (delta: 367.0MB). Free memory was 269.8MB in the beginning and 534.0MB in the end (delta: -264.2MB). Peak memory consumption was 480.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:59,745 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 64.0MB in the beginning and 64.0MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4814.44ms. Allocated memory was 83.9MB in the beginning and 216.0MB in the end (delta: 132.1MB). Free memory was 52.6MB in the beginning and 119.5MB in the end (delta: -66.9MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 565.07ms. Allocated memory is still 216.0MB. Free memory was 118.5MB in the beginning and 72.6MB in the end (delta: 45.9MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 855.83ms. Allocated memory was 216.0MB in the beginning and 432.0MB in the end (delta: 216.0MB). Free memory was 72.6MB in the beginning and 269.8MB in the end (delta: -197.3MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11049.10ms. Allocated memory was 432.0MB in the beginning and 799.0MB in the end (delta: 367.0MB). Free memory was 269.8MB in the beginning and 534.0MB in the end (delta: -264.2MB). Peak memory consumption was 480.2MB. 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 15:05:59,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcdd90b0-4072-4fec-b1bf-33f71821e624/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