./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label13.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_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/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_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/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_fbe404c1-f32f-4d92-801f-db48084fd765/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 91a1582c95113cfba0e714447513a3bab5b2cf717d4617c1de8d26d5cf0d5e1d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:04,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:04,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:04,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:04,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:04,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:04,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:04,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:04,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:04,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:04,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:04,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:04,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:04,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:04,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:04,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:04,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:04,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:04,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:04,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:04,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:04,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:04,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:04,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:04,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:04,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:04,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:04,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:04,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:04,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:04,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:04,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:04,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:04,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:04,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:04,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:04,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:04,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:04,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:04,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:04,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:04,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:47:04,803 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:04,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:04,804 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:04,805 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:04,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:04,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:04,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:04,806 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:04,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:47:04,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:04,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:04,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:04,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:04,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:04,808 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:04,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:04,808 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:04,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:04,809 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:04,809 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:04,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:04,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:04,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:04,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:04,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:04,810 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:47:04,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:47:04,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:04,811 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_fbe404c1-f32f-4d92-801f-db48084fd765/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91a1582c95113cfba0e714447513a3bab5b2cf717d4617c1de8d26d5cf0d5e1d [2021-11-23 15:47:05,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:05,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:05,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:05,092 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:05,094 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:05,095 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label13.c [2021-11-23 15:47:05,162 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/data/6860cf8b4/022ed8eed01c41f68d78dd8b1f2a4b7a/FLAGce8889809 [2021-11-23 15:47:05,745 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:05,746 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/sv-benchmarks/c/eca-rers2012/Problem14_label13.c [2021-11-23 15:47:05,777 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/data/6860cf8b4/022ed8eed01c41f68d78dd8b1f2a4b7a/FLAGce8889809 [2021-11-23 15:47:05,990 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/data/6860cf8b4/022ed8eed01c41f68d78dd8b1f2a4b7a [2021-11-23 15:47:05,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:05,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:05,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:05,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:06,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:06,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:05" (1/1) ... [2021-11-23 15:47:06,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d412cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:06, skipping insertion in model container [2021-11-23 15:47:06,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:05" (1/1) ... [2021-11-23 15:47:06,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:06,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:06,325 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_fbe404c1-f32f-4d92-801f-db48084fd765/sv-benchmarks/c/eca-rers2012/Problem14_label13.c[2689,2702] [2021-11-23 15:47:06,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:06,559 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:06,598 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_fbe404c1-f32f-4d92-801f-db48084fd765/sv-benchmarks/c/eca-rers2012/Problem14_label13.c[2689,2702] [2021-11-23 15:47:06,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:06,722 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:06,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:06 WrapperNode [2021-11-23 15:47:06,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:06,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:06,724 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:06,724 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:06,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:06" (1/1) ... [2021-11-23 15:47:06,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:06" (1/1) ... [2021-11-23 15:47:06,825 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2021-11-23 15:47:06,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:06,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:06,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:06,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:06,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:06" (1/1) ... [2021-11-23 15:47:06,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:06" (1/1) ... [2021-11-23 15:47:06,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:06" (1/1) ... [2021-11-23 15:47:06,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:06" (1/1) ... [2021-11-23 15:47:06,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:06" (1/1) ... [2021-11-23 15:47:06,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:06" (1/1) ... [2021-11-23 15:47:06,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:06" (1/1) ... [2021-11-23 15:47:06,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:06,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:06,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:06,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:06,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:06" (1/1) ... [2021-11-23 15:47:06,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:06,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:06,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:06,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:06,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:06,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:47:06,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:06,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:07,030 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:07,032 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:08,306 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:08,357 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 15:47:08,363 INFO L158 Benchmark]: Toolchain (without parser) took 2366.74ms. Allocated memory was 94.4MB in the beginning and 130.0MB in the end (delta: 35.7MB). Free memory was 56.6MB in the beginning and 89.8MB in the end (delta: -33.2MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. [2021-11-23 15:47:08,365 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 94.4MB. Free memory was 67.2MB in the beginning and 67.2MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:08,366 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.31ms. Allocated memory was 94.4MB in the beginning and 130.0MB in the end (delta: 35.7MB). Free memory was 56.3MB in the beginning and 83.4MB in the end (delta: -27.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:47:08,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.31ms. Allocated memory is still 130.0MB. Free memory was 83.4MB in the beginning and 73.6MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:47:08,368 INFO L158 Benchmark]: Boogie Preprocessor took 64.75ms. Allocated memory is still 130.0MB. Free memory was 73.6MB in the beginning and 67.2MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:47:08,369 INFO L158 Benchmark]: RCFGBuilder took 1468.17ms. Allocated memory is still 130.0MB. Free memory was 67.2MB in the beginning and 89.8MB in the end (delta: -22.6MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2021-11-23 15:47:08,378 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 94.4MB. Free memory was 67.2MB in the beginning and 67.2MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 727.31ms. Allocated memory was 94.4MB in the beginning and 130.0MB in the end (delta: 35.7MB). Free memory was 56.3MB in the beginning and 83.4MB in the end (delta: -27.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.31ms. Allocated memory is still 130.0MB. Free memory was 83.4MB in the beginning and 73.6MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.75ms. Allocated memory is still 130.0MB. Free memory was 73.6MB in the beginning and 67.2MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1468.17ms. Allocated memory is still 130.0MB. Free memory was 67.2MB in the beginning and 89.8MB in the end (delta: -22.6MB). Peak memory consumption was 40.5MB. 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 15:47:08,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/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_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/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_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/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_fbe404c1-f32f-4d92-801f-db48084fd765/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 91a1582c95113cfba0e714447513a3bab5b2cf717d4617c1de8d26d5cf0d5e1d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:10,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:10,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:10,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:10,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:10,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:10,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:10,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:10,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:10,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:10,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:10,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:10,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:10,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:10,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:10,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:10,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:10,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:10,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:10,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:10,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:10,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:10,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:10,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:10,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:10,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:10,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:10,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:10,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:10,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:10,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:10,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:10,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:10,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:10,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:10,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:10,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:10,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:10,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:10,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:10,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:10,915 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:47:10,962 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:10,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:10,964 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:10,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:10,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:10,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:10,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:10,968 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:10,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:10,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:10,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:10,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:10,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:10,971 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:47:10,971 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:47:10,971 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:47:10,971 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:10,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:10,972 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:10,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:10,972 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:10,972 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:10,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:10,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:10,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:10,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:10,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:10,974 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:47:10,974 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:47:10,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:10,975 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:47:10,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:47:10,975 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_fbe404c1-f32f-4d92-801f-db48084fd765/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91a1582c95113cfba0e714447513a3bab5b2cf717d4617c1de8d26d5cf0d5e1d [2021-11-23 15:47:11,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:11,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:11,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:11,391 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:11,393 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:11,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label13.c [2021-11-23 15:47:11,464 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/data/25f966fcb/5a3225b0b04a474383345dbfc1431450/FLAG966db1b09 [2021-11-23 15:47:12,090 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:12,090 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/sv-benchmarks/c/eca-rers2012/Problem14_label13.c [2021-11-23 15:47:12,108 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/data/25f966fcb/5a3225b0b04a474383345dbfc1431450/FLAG966db1b09 [2021-11-23 15:47:12,317 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/data/25f966fcb/5a3225b0b04a474383345dbfc1431450 [2021-11-23 15:47:12,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:12,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:12,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:12,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:12,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:12,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:12" (1/1) ... [2021-11-23 15:47:12,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769e15ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:12, skipping insertion in model container [2021-11-23 15:47:12,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:12" (1/1) ... [2021-11-23 15:47:12,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:12,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:12,560 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_fbe404c1-f32f-4d92-801f-db48084fd765/sv-benchmarks/c/eca-rers2012/Problem14_label13.c[2689,2702] [2021-11-23 15:47:12,821 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:12,833 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:12,880 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_fbe404c1-f32f-4d92-801f-db48084fd765/sv-benchmarks/c/eca-rers2012/Problem14_label13.c[2689,2702] [2021-11-23 15:47:13,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:13,038 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:13,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:13 WrapperNode [2021-11-23 15:47:13,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:13,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:13,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:13,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:13,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:13" (1/1) ... [2021-11-23 15:47:13,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:13" (1/1) ... [2021-11-23 15:47:13,197 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 856 [2021-11-23 15:47:13,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:13,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:13,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:13,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:13,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:13" (1/1) ... [2021-11-23 15:47:13,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:13" (1/1) ... [2021-11-23 15:47:13,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:13" (1/1) ... [2021-11-23 15:47:13,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:13" (1/1) ... [2021-11-23 15:47:13,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:13" (1/1) ... [2021-11-23 15:47:13,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:13" (1/1) ... [2021-11-23 15:47:13,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:13" (1/1) ... [2021-11-23 15:47:13,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:13,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:13,306 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:13,306 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:13,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:13" (1/1) ... [2021-11-23 15:47:13,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:13,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:13,336 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:13,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:47:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:13,486 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:13,488 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:16,754 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:16,802 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 15:47:16,809 INFO L158 Benchmark]: Toolchain (without parser) took 4485.45ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 50.9MB in the beginning and 46.4MB in the end (delta: 4.5MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. [2021-11-23 15:47:16,810 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 71.3MB. Free memory was 51.5MB in the beginning and 51.4MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:16,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 716.43ms. Allocated memory is still 71.3MB. Free memory was 50.8MB in the beginning and 33.1MB in the end (delta: 17.7MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2021-11-23 15:47:16,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.01ms. Allocated memory is still 71.3MB. Free memory was 33.1MB in the beginning and 49.3MB in the end (delta: -16.1MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2021-11-23 15:47:16,814 INFO L158 Benchmark]: Boogie Preprocessor took 107.22ms. Allocated memory is still 71.3MB. Free memory was 49.3MB in the beginning and 44.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:47:16,815 INFO L158 Benchmark]: RCFGBuilder took 3499.93ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 44.1MB in the beginning and 46.4MB in the end (delta: -2.3MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-11-23 15:47:16,824 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 71.3MB. Free memory was 51.5MB in the beginning and 51.4MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 716.43ms. Allocated memory is still 71.3MB. Free memory was 50.8MB in the beginning and 33.1MB in the end (delta: 17.7MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.01ms. Allocated memory is still 71.3MB. Free memory was 33.1MB in the beginning and 49.3MB in the end (delta: -16.1MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.22ms. Allocated memory is still 71.3MB. Free memory was 49.3MB in the beginning and 44.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3499.93ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 44.1MB in the beginning and 46.4MB in the end (delta: -2.3MB). Peak memory consumption was 32.5MB. 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 15:47:16,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe404c1-f32f-4d92-801f-db48084fd765/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