./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label45.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_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/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_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label45.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/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_b7b97640-859c-4758-add1-1e0b9c6ee3e0/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 dc6014de8abbf3c05552a1a6e48550f212c8cc21a3e89303b81d355c6ec0b32a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:48,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:48,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:48,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:48,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:48,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:48,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:48,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:48,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:48,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:48,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:48,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:48,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:48,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:48,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:48,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:48,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:48,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:48,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:48,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:48,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:48,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:48,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:48,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:48,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:48,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:48,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:48,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:48,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:48,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:48,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:48,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:48,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:48,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:48,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:48,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:48,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:48,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:48,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:48,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:48,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:48,802 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:50:48,850 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:48,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:48,853 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:48,853 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:48,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:48,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:48,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:48,855 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:48,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:48,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:48,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:48,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:48,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:48,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:48,857 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:48,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:48,857 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:48,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:48,858 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:48,858 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:48,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:48,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:48,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:48,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:48,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:48,859 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:48,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:48,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:48,860 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_b7b97640-859c-4758-add1-1e0b9c6ee3e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc6014de8abbf3c05552a1a6e48550f212c8cc21a3e89303b81d355c6ec0b32a [2021-11-23 15:50:49,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:49,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:49,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:49,136 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:49,137 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:49,139 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label45.c [2021-11-23 15:50:49,224 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/data/496bb96e3/1f920474ec3446c7ae7820cf90b6da2c/FLAG86dff5141 [2021-11-23 15:50:49,869 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:49,870 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/sv-benchmarks/c/eca-rers2012/Problem15_label45.c [2021-11-23 15:50:49,894 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/data/496bb96e3/1f920474ec3446c7ae7820cf90b6da2c/FLAG86dff5141 [2021-11-23 15:50:50,047 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/data/496bb96e3/1f920474ec3446c7ae7820cf90b6da2c [2021-11-23 15:50:50,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:50,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:50,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:50,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:50,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:50,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dcaa9fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50, skipping insertion in model container [2021-11-23 15:50:50,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:50,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:50,507 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_b7b97640-859c-4758-add1-1e0b9c6ee3e0/sv-benchmarks/c/eca-rers2012/Problem15_label45.c[3689,3702] [2021-11-23 15:50:51,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:51,067 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:51,087 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_b7b97640-859c-4758-add1-1e0b9c6ee3e0/sv-benchmarks/c/eca-rers2012/Problem15_label45.c[3689,3702] [2021-11-23 15:50:51,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:51,547 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:51,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:51 WrapperNode [2021-11-23 15:50:51,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:51,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:51,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:51,551 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:51,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:51" (1/1) ... [2021-11-23 15:50:51,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:51" (1/1) ... [2021-11-23 15:50:51,837 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2021-11-23 15:50:51,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:51,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:51,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:51,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:51,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:51" (1/1) ... [2021-11-23 15:50:51,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:51" (1/1) ... [2021-11-23 15:50:51,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:51" (1/1) ... [2021-11-23 15:50:51,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:51" (1/1) ... [2021-11-23 15:50:52,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:51" (1/1) ... [2021-11-23 15:50:52,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:51" (1/1) ... [2021-11-23 15:50:52,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:51" (1/1) ... [2021-11-23 15:50:52,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:52,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:52,115 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:52,115 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:52,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:51" (1/1) ... [2021-11-23 15:50:52,125 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:52,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:52,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:52,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:52,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:52,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:50:52,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:52,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:52,285 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:52,286 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:55,385 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:55,446 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 15:50:55,453 INFO L158 Benchmark]: Toolchain (without parser) took 5395.93ms. Allocated memory was 86.0MB in the beginning and 264.2MB in the end (delta: 178.3MB). Free memory was 48.9MB in the beginning and 151.4MB in the end (delta: -102.5MB). Peak memory consumption was 101.3MB. Max. memory is 16.1GB. [2021-11-23 15:50:55,454 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 86.0MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:55,455 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1491.81ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 48.7MB in the beginning and 53.0MB in the end (delta: -4.3MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2021-11-23 15:50:55,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 287.95ms. Allocated memory is still 109.1MB. Free memory was 53.0MB in the beginning and 48.0MB in the end (delta: 5.1MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2021-11-23 15:50:55,458 INFO L158 Benchmark]: Boogie Preprocessor took 276.12ms. Allocated memory was 109.1MB in the beginning and 148.9MB in the end (delta: 39.8MB). Free memory was 48.0MB in the beginning and 91.0MB in the end (delta: -43.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2021-11-23 15:50:55,459 INFO L158 Benchmark]: RCFGBuilder took 3334.21ms. Allocated memory was 148.9MB in the beginning and 264.2MB in the end (delta: 115.3MB). Free memory was 91.0MB in the beginning and 151.4MB in the end (delta: -60.4MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. [2021-11-23 15:50:55,468 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 86.0MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1491.81ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 48.7MB in the beginning and 53.0MB in the end (delta: -4.3MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 287.95ms. Allocated memory is still 109.1MB. Free memory was 53.0MB in the beginning and 48.0MB in the end (delta: 5.1MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 276.12ms. Allocated memory was 109.1MB in the beginning and 148.9MB in the end (delta: 39.8MB). Free memory was 48.0MB in the beginning and 91.0MB in the end (delta: -43.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3334.21ms. Allocated memory was 148.9MB in the beginning and 264.2MB in the end (delta: 115.3MB). Free memory was 91.0MB in the beginning and 151.4MB in the end (delta: -60.4MB). Peak memory consumption was 81.6MB. 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 15:50:55,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/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 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_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/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_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label45.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/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_b7b97640-859c-4758-add1-1e0b9c6ee3e0/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 dc6014de8abbf3c05552a1a6e48550f212c8cc21a3e89303b81d355c6ec0b32a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:57,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:57,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:57,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:57,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:57,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:57,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:57,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:57,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:57,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:57,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:57,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:57,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:57,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:57,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:57,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:57,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:57,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:57,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:57,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:57,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:57,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:57,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:57,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:57,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:57,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:57,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:57,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:57,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:57,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:57,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:57,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:57,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:57,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:57,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:57,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:57,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:57,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:57,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:57,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:57,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:57,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:50:57,859 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:57,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:57,860 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:57,861 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:57,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:57,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:57,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:57,863 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:57,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:57,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:57,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:57,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:57,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:57,865 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:50:57,865 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:50:57,865 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:50:57,866 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:57,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:57,866 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:57,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:57,867 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:57,867 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:57,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:57,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:57,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:57,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:57,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:57,868 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:50:57,868 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:50:57,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:57,869 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:50:57,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:50:57,870 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_b7b97640-859c-4758-add1-1e0b9c6ee3e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc6014de8abbf3c05552a1a6e48550f212c8cc21a3e89303b81d355c6ec0b32a [2021-11-23 15:50:58,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:58,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:58,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:58,342 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:58,343 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:58,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label45.c [2021-11-23 15:50:58,425 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/data/8fd2bc7c0/0a2776840d884cef99b63c06dc7c8786/FLAG063bdb700 [2021-11-23 15:50:59,174 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:59,175 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/sv-benchmarks/c/eca-rers2012/Problem15_label45.c [2021-11-23 15:50:59,198 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/data/8fd2bc7c0/0a2776840d884cef99b63c06dc7c8786/FLAG063bdb700 [2021-11-23 15:50:59,268 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/data/8fd2bc7c0/0a2776840d884cef99b63c06dc7c8786 [2021-11-23 15:50:59,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:59,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:59,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:59,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:59,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:59,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:59" (1/1) ... [2021-11-23 15:50:59,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@694a46ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:59, skipping insertion in model container [2021-11-23 15:50:59,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:59" (1/1) ... [2021-11-23 15:50:59,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:59,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:59,596 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_b7b97640-859c-4758-add1-1e0b9c6ee3e0/sv-benchmarks/c/eca-rers2012/Problem15_label45.c[3689,3702] [2021-11-23 15:51:00,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:00,256 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:00,274 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_b7b97640-859c-4758-add1-1e0b9c6ee3e0/sv-benchmarks/c/eca-rers2012/Problem15_label45.c[3689,3702] [2021-11-23 15:51:00,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:00,603 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:00,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:00 WrapperNode [2021-11-23 15:51:00,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:00,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:00,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:00,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:00,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:00" (1/1) ... [2021-11-23 15:51:00,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:00" (1/1) ... [2021-11-23 15:51:00,728 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1755 [2021-11-23 15:51:00,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:00,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:00,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:00,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:00,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:00" (1/1) ... [2021-11-23 15:51:00,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:00" (1/1) ... [2021-11-23 15:51:00,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:00" (1/1) ... [2021-11-23 15:51:00,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:00" (1/1) ... [2021-11-23 15:51:00,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:00" (1/1) ... [2021-11-23 15:51:00,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:00" (1/1) ... [2021-11-23 15:51:00,833 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:00" (1/1) ... [2021-11-23 15:51:00,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:00,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:00,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:00,853 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:00,854 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:00" (1/1) ... [2021-11-23 15:51:00,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:00,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:00,888 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:00,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:01,022 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:01,024 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:17,169 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:17,208 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 15:51:17,213 INFO L158 Benchmark]: Toolchain (without parser) took 17938.28ms. Allocated memory was 79.7MB in the beginning and 157.3MB in the end (delta: 77.6MB). Free memory was 57.3MB in the beginning and 71.2MB in the end (delta: -13.9MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:17,214 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 79.7MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:17,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1328.30ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 57.1MB in the beginning and 72.4MB in the end (delta: -15.3MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:17,215 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.86ms. Allocated memory is still 102.8MB. Free memory was 72.4MB in the beginning and 58.5MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:51:17,216 INFO L158 Benchmark]: Boogie Preprocessor took 120.38ms. Allocated memory is still 102.8MB. Free memory was 58.5MB in the beginning and 46.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:17,217 INFO L158 Benchmark]: RCFGBuilder took 16359.32ms. Allocated memory was 102.8MB in the beginning and 157.3MB in the end (delta: 54.5MB). Free memory was 46.6MB in the beginning and 71.2MB in the end (delta: -24.6MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:17,220 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 79.7MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1328.30ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 57.1MB in the beginning and 72.4MB in the end (delta: -15.3MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.86ms. Allocated memory is still 102.8MB. Free memory was 72.4MB in the beginning and 58.5MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.38ms. Allocated memory is still 102.8MB. Free memory was 58.5MB in the beginning and 46.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 16359.32ms. Allocated memory was 102.8MB in the beginning and 157.3MB in the end (delta: 54.5MB). Free memory was 46.6MB in the beginning and 71.2MB in the end (delta: -24.6MB). Peak memory consumption was 43.2MB. 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 15:51:17,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b97640-859c-4758-add1-1e0b9c6ee3e0/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