./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label17.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_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/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_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/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_907bba36-110e-4657-afdb-a3752cc89992/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 2c3f6146c03bc51be6f0de97ad6565ae98df00c99ecc1b57940b56189ff39957 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:35,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:35,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:35,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:35,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:35,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:35,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:35,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:35,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:35,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:35,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:35,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:35,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:35,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:35,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:35,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:35,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:35,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:35,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:35,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:35,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:35,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:35,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:35,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:35,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:35,680 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:35,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:35,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:35,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:35,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:35,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:35,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:35,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:35,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:35,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:35,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:35,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:35,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:35,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:35,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:35,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:35,696 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:46:35,750 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:35,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:35,752 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:35,753 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:35,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:35,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:35,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:35,754 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:35,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:46:35,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:35,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:35,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:35,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:35,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:35,757 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:35,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:35,758 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:35,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:35,758 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:35,758 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:35,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:35,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:35,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:35,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:35,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:35,760 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:46:35,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:46:35,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:35,761 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_907bba36-110e-4657-afdb-a3752cc89992/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c3f6146c03bc51be6f0de97ad6565ae98df00c99ecc1b57940b56189ff39957 [2021-11-23 15:46:36,048 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:36,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:36,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:36,073 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:36,074 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:36,076 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label17.c [2021-11-23 15:46:36,143 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/data/6f727f8e3/dccdba572a814df08418ca6db1a601d7/FLAGa03f16e82 [2021-11-23 15:46:39,712 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:39,713 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/sv-benchmarks/c/eca-rers2012/Problem08_label17.c [2021-11-23 15:46:39,986 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/data/6f727f8e3/dccdba572a814df08418ca6db1a601d7/FLAGa03f16e82 [2021-11-23 15:46:40,017 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/data/6f727f8e3/dccdba572a814df08418ca6db1a601d7 [2021-11-23 15:46:40,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:40,021 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:40,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:40,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:40,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:40,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:40" (1/1) ... [2021-11-23 15:46:40,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30729554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:40, skipping insertion in model container [2021-11-23 15:46:40,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:40" (1/1) ... [2021-11-23 15:46:40,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:41,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:08,182 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_907bba36-110e-4657-afdb-a3752cc89992/sv-benchmarks/c/eca-rers2012/Problem08_label17.c[5715067,5715080] [2021-11-23 15:47:08,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:08,321 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:22,571 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_907bba36-110e-4657-afdb-a3752cc89992/sv-benchmarks/c/eca-rers2012/Problem08_label17.c[5715067,5715080] [2021-11-23 15:47:22,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:27,093 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:27,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:27 WrapperNode [2021-11-23 15:47:27,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:27,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:27,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:27,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:27,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:27" (1/1) ... [2021-11-23 15:47:29,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:27" (1/1) ... [2021-11-23 15:47:35,446 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:47:35,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:35,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:35,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:35,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:35,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:27" (1/1) ... [2021-11-23 15:47:35,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:27" (1/1) ... [2021-11-23 15:47:36,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:27" (1/1) ... [2021-11-23 15:47:36,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:27" (1/1) ... [2021-11-23 15:47:39,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:27" (1/1) ... [2021-11-23 15:47:40,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:27" (1/1) ... [2021-11-23 15:47:40,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:27" (1/1) ... [2021-11-23 15:47:41,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:41,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:41,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:41,767 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:41,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:27" (1/1) ... [2021-11-23 15:47:41,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:41,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:41,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:41,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:41,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:41,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:47:41,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:41,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:42,216 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:42,233 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:50,284 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:50,498 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 15:48:50,503 INFO L158 Benchmark]: Toolchain (without parser) took 130479.61ms. Allocated memory was 679.5MB in the beginning and 12.4GB in the end (delta: 11.8GB). Free memory was 387.2MB in the beginning and 8.5GB in the end (delta: -8.1GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:48:50,505 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 100.7MB. Free memory was 55.7MB in the beginning and 55.7MB in the end (delta: 47.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:50,507 INFO L158 Benchmark]: CACSL2BoogieTranslator took 47070.68ms. Allocated memory was 679.5MB in the beginning and 8.0GB in the end (delta: 7.3GB). Free memory was 387.2MB in the beginning and 6.0GB in the end (delta: -5.7GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. [2021-11-23 15:48:50,508 INFO L158 Benchmark]: Boogie Procedure Inliner took 8353.04ms. Allocated memory is still 8.0GB. Free memory was 6.0GB in the beginning and 5.4GB in the end (delta: 616.6MB). Peak memory consumption was 915.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:50,509 INFO L158 Benchmark]: Boogie Preprocessor took 6317.28ms. Allocated memory was 8.0GB in the beginning and 11.0GB in the end (delta: 3.0GB). Free memory was 5.4GB in the beginning and 7.8GB in the end (delta: -2.4GB). Peak memory consumption was 644.9MB. Max. memory is 16.1GB. [2021-11-23 15:48:50,510 INFO L158 Benchmark]: RCFGBuilder took 68733.69ms. Allocated memory was 11.0GB in the beginning and 12.4GB in the end (delta: 1.4GB). Free memory was 7.8GB in the beginning and 8.5GB in the end (delta: -670.0MB). Peak memory consumption was 849.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:50,520 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 100.7MB. Free memory was 55.7MB in the beginning and 55.7MB in the end (delta: 47.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 47070.68ms. Allocated memory was 679.5MB in the beginning and 8.0GB in the end (delta: 7.3GB). Free memory was 387.2MB in the beginning and 6.0GB in the end (delta: -5.7GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 8353.04ms. Allocated memory is still 8.0GB. Free memory was 6.0GB in the beginning and 5.4GB in the end (delta: 616.6MB). Peak memory consumption was 915.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 6317.28ms. Allocated memory was 8.0GB in the beginning and 11.0GB in the end (delta: 3.0GB). Free memory was 5.4GB in the beginning and 7.8GB in the end (delta: -2.4GB). Peak memory consumption was 644.9MB. Max. memory is 16.1GB. * RCFGBuilder took 68733.69ms. Allocated memory was 11.0GB in the beginning and 12.4GB in the end (delta: 1.4GB). Free memory was 7.8GB in the beginning and 8.5GB in the end (delta: -670.0MB). Peak memory consumption was 849.3MB. 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 15:48:50,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/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_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/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_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/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_907bba36-110e-4657-afdb-a3752cc89992/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 2c3f6146c03bc51be6f0de97ad6565ae98df00c99ecc1b57940b56189ff39957 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:53,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:53,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:53,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:53,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:53,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:53,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:53,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:53,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:53,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:53,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:53,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:53,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:53,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:53,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:53,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:53,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:53,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:53,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:53,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:53,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:53,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:53,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:53,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:53,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:53,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:53,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:53,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:53,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:53,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:53,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:53,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:53,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:53,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:53,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:53,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:53,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:53,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:53,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:53,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:53,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:53,368 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:48:53,405 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:53,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:53,407 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:53,407 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:53,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:53,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:53,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:53,410 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:53,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:53,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:53,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:53,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:53,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:53,412 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:48:53,412 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:48:53,412 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:48:53,412 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:53,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:53,413 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:53,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:53,413 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:53,413 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:53,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:53,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:53,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:53,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:53,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:53,414 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:48:53,415 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:48:53,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:53,415 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:48:53,415 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:48:53,415 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_907bba36-110e-4657-afdb-a3752cc89992/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c3f6146c03bc51be6f0de97ad6565ae98df00c99ecc1b57940b56189ff39957 [2021-11-23 15:48:53,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:53,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:53,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:53,860 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:53,861 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:53,864 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label17.c [2021-11-23 15:48:53,946 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/data/aa0cf60a5/1febddd2d1504745ae89997744b92b27/FLAGbae801d12 [2021-11-23 15:48:58,125 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:58,127 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/sv-benchmarks/c/eca-rers2012/Problem08_label17.c [2021-11-23 15:48:58,434 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/data/aa0cf60a5/1febddd2d1504745ae89997744b92b27/FLAGbae801d12 [2021-11-23 15:48:58,460 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/data/aa0cf60a5/1febddd2d1504745ae89997744b92b27 [2021-11-23 15:48:58,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:58,465 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:58,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:58,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:58,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:58,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:58" (1/1) ... [2021-11-23 15:48:58,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41deaf13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:58, skipping insertion in model container [2021-11-23 15:48:58,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:58" (1/1) ... [2021-11-23 15:48:58,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:00,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:26,026 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_907bba36-110e-4657-afdb-a3752cc89992/sv-benchmarks/c/eca-rers2012/Problem08_label17.c[5715067,5715080] [2021-11-23 15:49:26,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:26,165 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:39,747 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_907bba36-110e-4657-afdb-a3752cc89992/sv-benchmarks/c/eca-rers2012/Problem08_label17.c[5715067,5715080] [2021-11-23 15:49:39,751 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:44,330 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:44,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44 WrapperNode [2021-11-23 15:49:44,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:44,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:44,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:44,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:44,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:45,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:50,254 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 15:49:50,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:50,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:50,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:50,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:50,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:50,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:51,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:51,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:53,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:54,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:54,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:55,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:55,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:55,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:55,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:55,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:44" (1/1) ... [2021-11-23 15:49:55,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:55,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:55,657 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:55,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:55,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:49:55,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:55,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:55,898 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:55,900 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:28,746 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:29,216 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:51:29,226 INFO L158 Benchmark]: Toolchain (without parser) took 150759.23ms. Allocated memory was 1.1GB in the beginning and 12.2GB in the end (delta: 11.1GB). Free memory was 788.4MB in the beginning and 8.7GB in the end (delta: -7.9GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2021-11-23 15:51:29,228 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory was 35.7MB in the beginning and 35.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:29,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 45863.26ms. Allocated memory was 1.1GB in the beginning and 6.6GB in the end (delta: 5.5GB). Free memory was 788.4MB in the beginning and 4.6GB in the end (delta: -3.8GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2021-11-23 15:51:29,230 INFO L158 Benchmark]: Boogie Procedure Inliner took 5923.31ms. Allocated memory was 6.6GB in the beginning and 9.4GB in the end (delta: 2.9GB). Free memory was 4.6GB in the beginning and 6.8GB in the end (delta: -2.2GB). Peak memory consumption was 712.0MB. Max. memory is 16.1GB. [2021-11-23 15:51:29,232 INFO L158 Benchmark]: Boogie Preprocessor took 5365.30ms. Allocated memory is still 9.4GB. Free memory was 6.8GB in the beginning and 6.3GB in the end (delta: 414.2MB). Peak memory consumption was 677.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:29,233 INFO L158 Benchmark]: RCFGBuilder took 93602.07ms. Allocated memory was 9.4GB in the beginning and 12.2GB in the end (delta: 2.8GB). Free memory was 6.3GB in the beginning and 8.7GB in the end (delta: -2.4GB). Peak memory consumption was 958.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:29,242 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory was 35.7MB in the beginning and 35.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 45863.26ms. Allocated memory was 1.1GB in the beginning and 6.6GB in the end (delta: 5.5GB). Free memory was 788.4MB in the beginning and 4.6GB in the end (delta: -3.8GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 5923.31ms. Allocated memory was 6.6GB in the beginning and 9.4GB in the end (delta: 2.9GB). Free memory was 4.6GB in the beginning and 6.8GB in the end (delta: -2.2GB). Peak memory consumption was 712.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5365.30ms. Allocated memory is still 9.4GB. Free memory was 6.8GB in the beginning and 6.3GB in the end (delta: 414.2MB). Peak memory consumption was 677.4MB. Max. memory is 16.1GB. * RCFGBuilder took 93602.07ms. Allocated memory was 9.4GB in the beginning and 12.2GB in the end (delta: 2.8GB). Free memory was 6.3GB in the beginning and 8.7GB in the end (delta: -2.4GB). Peak memory consumption was 958.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:51:29,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_907bba36-110e-4657-afdb-a3752cc89992/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