./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label36.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_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/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_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label36.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/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_f8bdfcb1-777a-4df4-baba-1217a6d26c82/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 f8c7f180e45ffba5eb47ee4dc238e0b48ee8dddec8c88fb0da95366e7d605cc2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:55,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:55,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:55,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:55,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:55,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:55,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:55,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:55,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:55,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:55,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:55,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:55,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:55,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:55,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:55,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:55,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:55,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:55,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:55,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:55,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:55,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:55,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:55,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:55,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:55,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:55,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:55,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:55,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:55,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:55,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:55,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:55,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:55,785 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:55,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:55,787 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:55,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:55,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:55,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:55,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:55,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:55,793 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:55,819 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:55,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:55,820 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:55,821 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:55,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:55,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:55,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:55,823 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:55,823 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:55,824 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:55,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:55,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:55,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:55,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:55,826 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:55,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:55,827 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:55,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:55,827 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:55,828 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:55,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:55,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:55,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:55,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:55,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:55,830 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:55,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:55,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:55,831 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_f8bdfcb1-777a-4df4-baba-1217a6d26c82/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8c7f180e45ffba5eb47ee4dc238e0b48ee8dddec8c88fb0da95366e7d605cc2 [2021-11-23 15:53:56,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:56,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:56,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:56,114 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:56,115 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:56,118 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2021-11-23 15:53:56,242 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/data/29f5763e8/8c73773fb1bc476c80fb46fcb43c29eb/FLAG470140191 [2021-11-23 15:53:56,893 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:56,894 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2021-11-23 15:53:56,925 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/data/29f5763e8/8c73773fb1bc476c80fb46fcb43c29eb/FLAG470140191 [2021-11-23 15:53:57,085 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/data/29f5763e8/8c73773fb1bc476c80fb46fcb43c29eb [2021-11-23 15:53:57,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:57,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:57,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:57,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:57,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:57,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:57" (1/1) ... [2021-11-23 15:53:57,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4a1b0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:57, skipping insertion in model container [2021-11-23 15:53:57,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:57" (1/1) ... [2021-11-23 15:53:57,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:57,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:57,609 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_f8bdfcb1-777a-4df4-baba-1217a6d26c82/sv-benchmarks/c/eca-rers2012/Problem15_label36.c[7434,7447] [2021-11-23 15:53:58,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:58,101 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:58,132 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_f8bdfcb1-777a-4df4-baba-1217a6d26c82/sv-benchmarks/c/eca-rers2012/Problem15_label36.c[7434,7447] [2021-11-23 15:53:58,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:58,466 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:58,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:58 WrapperNode [2021-11-23 15:53:58,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:58,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:58,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:58,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:58,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:58" (1/1) ... [2021-11-23 15:53:58,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:58" (1/1) ... [2021-11-23 15:53:58,755 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2021-11-23 15:53:58,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:58,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:58,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:58,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:58,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:58" (1/1) ... [2021-11-23 15:53:58,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:58" (1/1) ... [2021-11-23 15:53:58,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:58" (1/1) ... [2021-11-23 15:53:58,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:58" (1/1) ... [2021-11-23 15:53:58,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:58" (1/1) ... [2021-11-23 15:53:58,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:58" (1/1) ... [2021-11-23 15:53:58,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:58" (1/1) ... [2021-11-23 15:53:59,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:59,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:59,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:59,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:59,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:58" (1/1) ... [2021-11-23 15:53:59,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:59,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:59,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:59,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:59,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:59,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:59,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:59,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:59,217 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:59,219 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:02,467 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:02,525 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 15:54:02,536 INFO L158 Benchmark]: Toolchain (without parser) took 5441.45ms. Allocated memory was 100.7MB in the beginning and 270.5MB in the end (delta: 169.9MB). Free memory was 62.0MB in the beginning and 169.7MB in the end (delta: -107.7MB). Peak memory consumption was 113.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:02,537 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory is still 56.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:02,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1371.33ms. Allocated memory was 100.7MB in the beginning and 140.5MB in the end (delta: 39.8MB). Free memory was 61.9MB in the beginning and 91.0MB in the end (delta: -29.2MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:02,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 288.29ms. Allocated memory is still 140.5MB. Free memory was 91.0MB in the beginning and 84.3MB in the end (delta: 6.7MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2021-11-23 15:54:02,542 INFO L158 Benchmark]: Boogie Preprocessor took 300.15ms. Allocated memory is still 140.5MB. Free memory was 84.3MB in the beginning and 76.9MB in the end (delta: 7.4MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:02,543 INFO L158 Benchmark]: RCFGBuilder took 3475.18ms. Allocated memory was 140.5MB in the beginning and 270.5MB in the end (delta: 130.0MB). Free memory was 76.9MB in the beginning and 169.7MB in the end (delta: -92.8MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:02,552 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 100.7MB. Free memory is still 56.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1371.33ms. Allocated memory was 100.7MB in the beginning and 140.5MB in the end (delta: 39.8MB). Free memory was 61.9MB in the beginning and 91.0MB in the end (delta: -29.2MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 288.29ms. Allocated memory is still 140.5MB. Free memory was 91.0MB in the beginning and 84.3MB in the end (delta: 6.7MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 300.15ms. Allocated memory is still 140.5MB. Free memory was 84.3MB in the beginning and 76.9MB in the end (delta: 7.4MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3475.18ms. Allocated memory was 140.5MB in the beginning and 270.5MB in the end (delta: 130.0MB). Free memory was 76.9MB in the beginning and 169.7MB in the end (delta: -92.8MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:02,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/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_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/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_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label36.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/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_f8bdfcb1-777a-4df4-baba-1217a6d26c82/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 f8c7f180e45ffba5eb47ee4dc238e0b48ee8dddec8c88fb0da95366e7d605cc2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:05,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:05,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:05,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:05,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:05,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:05,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:05,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:05,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:05,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:05,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:05,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:05,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:05,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:05,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:05,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:05,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:05,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:05,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:05,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:05,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:05,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:05,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:05,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:05,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:05,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:05,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:05,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:05,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:05,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:05,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:05,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:05,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:05,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:05,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:05,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:05,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:05,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:05,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:05,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:05,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:05,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:05,217 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:05,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:05,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:05,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:05,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:05,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:05,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:05,222 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:05,222 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:05,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:05,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:05,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:05,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:05,224 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:05,224 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:05,224 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:05,224 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:05,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:05,225 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:05,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:05,225 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:05,226 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:05,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:05,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:05,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:05,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:05,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:05,227 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:05,227 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:05,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:05,227 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:05,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:05,228 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_f8bdfcb1-777a-4df4-baba-1217a6d26c82/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8c7f180e45ffba5eb47ee4dc238e0b48ee8dddec8c88fb0da95366e7d605cc2 [2021-11-23 15:54:05,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:05,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:05,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:05,713 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:05,713 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:05,715 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2021-11-23 15:54:05,796 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/data/02ef17daf/0faaeb2253694fd88f07365f85ea9126/FLAG501531e4e [2021-11-23 15:54:06,668 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:06,669 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2021-11-23 15:54:06,691 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/data/02ef17daf/0faaeb2253694fd88f07365f85ea9126/FLAG501531e4e [2021-11-23 15:54:06,753 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/data/02ef17daf/0faaeb2253694fd88f07365f85ea9126 [2021-11-23 15:54:06,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:06,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:06,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:06,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:06,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:06,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:06" (1/1) ... [2021-11-23 15:54:06,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aa85ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:06, skipping insertion in model container [2021-11-23 15:54:06,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:06" (1/1) ... [2021-11-23 15:54:06,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:06,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:07,174 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_f8bdfcb1-777a-4df4-baba-1217a6d26c82/sv-benchmarks/c/eca-rers2012/Problem15_label36.c[7434,7447] [2021-11-23 15:54:07,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:07,785 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:07,821 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_f8bdfcb1-777a-4df4-baba-1217a6d26c82/sv-benchmarks/c/eca-rers2012/Problem15_label36.c[7434,7447] [2021-11-23 15:54:08,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:08,133 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:08,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08 WrapperNode [2021-11-23 15:54:08,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:08,136 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:08,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:08,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:08,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,289 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1755 [2021-11-23 15:54:08,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:08,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:08,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:08,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:08,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:08,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:08,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:08,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:08,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:08" (1/1) ... [2021-11-23 15:54:08,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:08,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:08,483 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:08,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:08,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:08,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:08,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:08,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:08,613 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:08,615 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:25,832 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:25,884 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 15:54:25,888 INFO L158 Benchmark]: Toolchain (without parser) took 19128.27ms. Allocated memory was 65.0MB in the beginning and 127.9MB in the end (delta: 62.9MB). Free memory was 39.9MB in the beginning and 61.9MB in the end (delta: -21.9MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:25,889 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 65.0MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:25,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1373.79ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 39.8MB in the beginning and 55.6MB in the end (delta: -15.8MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:25,891 INFO L158 Benchmark]: Boogie Procedure Inliner took 153.92ms. Allocated memory is still 96.5MB. Free memory was 55.6MB in the beginning and 40.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:25,892 INFO L158 Benchmark]: Boogie Preprocessor took 158.35ms. Allocated memory is still 96.5MB. Free memory was 40.9MB in the beginning and 53.5MB in the end (delta: -12.5MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:25,893 INFO L158 Benchmark]: RCFGBuilder took 17437.35ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 52.9MB in the beginning and 61.9MB in the end (delta: -8.9MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2021-11-23 15:54:25,896 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79ms. Allocated memory is still 65.0MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1373.79ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 39.8MB in the beginning and 55.6MB in the end (delta: -15.8MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 153.92ms. Allocated memory is still 96.5MB. Free memory was 55.6MB in the beginning and 40.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 158.35ms. Allocated memory is still 96.5MB. Free memory was 40.9MB in the beginning and 53.5MB in the end (delta: -12.5MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * RCFGBuilder took 17437.35ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 52.9MB in the beginning and 61.9MB in the end (delta: -8.9MB). Peak memory consumption was 41.6MB. 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 15:54:25,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8bdfcb1-777a-4df4-baba-1217a6d26c82/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