./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label16.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_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/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_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label16.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/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_2a531899-243c-4504-8173-8f7cadf4d099/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 7d58b716fd6a7baffc4926e413849d4e13339895a7ac3efdd353743ab0bda142 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:27,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:27,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:27,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:27,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:27,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:27,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:27,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:27,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:27,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:27,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:27,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:27,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:27,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:27,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:27,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:27,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:27,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:27,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:27,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:27,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:27,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:27,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:27,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:27,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:27,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:27,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:27,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:27,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:27,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:27,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:27,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:27,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:27,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:27,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:27,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:27,680 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:27,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:27,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:27,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:27,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:27,684 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:27,719 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:27,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:27,722 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:27,722 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:27,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:27,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:27,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:27,724 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:27,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:27,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:27,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:27,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:27,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:27,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:27,734 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:27,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:27,734 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:27,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:27,735 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:27,735 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:27,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:27,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:27,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:27,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:27,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:27,736 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:27,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:27,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:27,737 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_2a531899-243c-4504-8173-8f7cadf4d099/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d58b716fd6a7baffc4926e413849d4e13339895a7ac3efdd353743ab0bda142 [2021-11-23 15:05:28,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:28,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:28,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:28,067 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:28,069 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:28,071 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label16.c [2021-11-23 15:05:28,180 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/data/adb004aa0/0f8a78af35bc445394f6af08974aa944/FLAGf157cc04a [2021-11-23 15:05:32,275 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:32,276 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/sv-benchmarks/c/eca-rers2012/Problem08_label16.c [2021-11-23 15:05:32,578 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/data/adb004aa0/0f8a78af35bc445394f6af08974aa944/FLAGf157cc04a [2021-11-23 15:05:32,645 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/data/adb004aa0/0f8a78af35bc445394f6af08974aa944 [2021-11-23 15:05:32,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:32,650 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:32,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:32,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:32,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:32,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:32,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71ab5cf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32, skipping insertion in model container [2021-11-23 15:05:32,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:32,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:34,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:04,650 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_2a531899-243c-4504-8173-8f7cadf4d099/sv-benchmarks/c/eca-rers2012/Problem08_label16.c[5713885,5713898] [2021-11-23 15:06:04,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:04,817 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:21,651 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_2a531899-243c-4504-8173-8f7cadf4d099/sv-benchmarks/c/eca-rers2012/Problem08_label16.c[5713885,5713898] [2021-11-23 15:06:21,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:27,277 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:27,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27 WrapperNode [2021-11-23 15:06:27,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:27,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:27,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:27,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:27,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:28,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:35,190 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:06:35,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:35,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:35,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:35,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:35,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:35,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:36,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:36,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:39,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:40,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:41,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:42,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:42,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:42,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:42,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:42,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:42,040 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:42,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:42,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:42,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:06:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:42,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:42,378 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:42,380 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:08:02,519 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:08:02,849 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 15:08:02,857 INFO L158 Benchmark]: Toolchain (without parser) took 150204.17ms. Allocated memory was 536.9MB in the beginning and 12.2GB in the end (delta: 11.6GB). Free memory was 244.6MB in the beginning and 8.5GB in the end (delta: -8.3GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:08:02,859 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 90.2MB. Free memory was 65.1MB in the beginning and 65.0MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:08:02,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 54626.73ms. Allocated memory was 536.9MB in the beginning and 7.5GB in the end (delta: 7.0GB). Free memory was 244.6MB in the beginning and 5.5GB in the end (delta: -5.2GB). Peak memory consumption was 2.6GB. Max. memory is 16.1GB. [2021-11-23 15:08:02,863 INFO L158 Benchmark]: Boogie Procedure Inliner took 7912.34ms. Allocated memory is still 7.5GB. Free memory was 5.5GB in the beginning and 4.8GB in the end (delta: 632.3MB). Peak memory consumption was 764.4MB. Max. memory is 16.1GB. [2021-11-23 15:08:02,865 INFO L158 Benchmark]: Boogie Preprocessor took 6816.34ms. Allocated memory was 7.5GB in the beginning and 10.5GB in the end (delta: 3.0GB). Free memory was 4.8GB in the beginning and 7.4GB in the end (delta: -2.5GB). Peak memory consumption was 780.1MB. Max. memory is 16.1GB. [2021-11-23 15:08:02,866 INFO L158 Benchmark]: RCFGBuilder took 80842.67ms. Allocated memory was 10.5GB in the beginning and 12.2GB in the end (delta: 1.7GB). Free memory was 7.4GB in the beginning and 8.5GB in the end (delta: -1.1GB). Peak memory consumption was 974.1MB. Max. memory is 16.1GB. [2021-11-23 15:08:02,879 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 90.2MB. Free memory was 65.1MB in the beginning and 65.0MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 54626.73ms. Allocated memory was 536.9MB in the beginning and 7.5GB in the end (delta: 7.0GB). Free memory was 244.6MB in the beginning and 5.5GB in the end (delta: -5.2GB). Peak memory consumption was 2.6GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7912.34ms. Allocated memory is still 7.5GB. Free memory was 5.5GB in the beginning and 4.8GB in the end (delta: 632.3MB). Peak memory consumption was 764.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 6816.34ms. Allocated memory was 7.5GB in the beginning and 10.5GB in the end (delta: 3.0GB). Free memory was 4.8GB in the beginning and 7.4GB in the end (delta: -2.5GB). Peak memory consumption was 780.1MB. Max. memory is 16.1GB. * RCFGBuilder took 80842.67ms. Allocated memory was 10.5GB in the beginning and 12.2GB in the end (delta: 1.7GB). Free memory was 7.4GB in the beginning and 8.5GB in the end (delta: -1.1GB). Peak memory consumption was 974.1MB. 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 15:08:03,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/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_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/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_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label16.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/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_2a531899-243c-4504-8173-8f7cadf4d099/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 7d58b716fd6a7baffc4926e413849d4e13339895a7ac3efdd353743ab0bda142 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:08:06,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:08:06,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:08:06,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:08:06,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:08:06,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:08:06,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:08:06,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:08:06,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:08:06,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:08:06,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:08:06,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:08:06,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:08:06,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:08:06,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:08:06,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:08:06,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:08:06,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:08:06,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:08:06,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:08:06,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:08:06,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:08:06,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:08:06,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:08:06,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:08:06,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:08:06,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:08:06,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:08:06,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:08:06,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:08:06,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:08:06,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:08:06,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:08:06,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:08:06,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:08:06,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:08:06,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:08:06,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:08:06,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:08:06,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:08:06,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:08:06,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:08:06,237 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:08:06,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:08:06,239 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:08:06,239 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:08:06,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:08:06,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:08:06,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:08:06,243 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:08:06,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:08:06,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:08:06,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:08:06,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:08:06,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:08:06,246 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:08:06,246 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:08:06,246 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:08:06,247 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:08:06,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:08:06,247 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:08:06,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:08:06,248 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:08:06,248 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:08:06,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:08:06,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:08:06,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:08:06,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:08:06,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:08:06,250 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:08:06,250 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:08:06,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:08:06,251 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:08:06,252 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:08:06,252 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_2a531899-243c-4504-8173-8f7cadf4d099/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d58b716fd6a7baffc4926e413849d4e13339895a7ac3efdd353743ab0bda142 [2021-11-23 15:08:06,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:08:06,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:08:06,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:08:06,797 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:08:06,798 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:08:06,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label16.c [2021-11-23 15:08:06,893 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/data/c05a7746d/d962be30daea4b46a7c47b578183f406/FLAG9d0952033 [2021-11-23 15:08:11,688 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:08:11,689 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/sv-benchmarks/c/eca-rers2012/Problem08_label16.c [2021-11-23 15:08:12,032 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/data/c05a7746d/d962be30daea4b46a7c47b578183f406/FLAG9d0952033 [2021-11-23 15:08:12,532 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/data/c05a7746d/d962be30daea4b46a7c47b578183f406 [2021-11-23 15:08:12,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:08:12,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:08:12,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:08:12,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:08:12,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:08:12,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:08:12" (1/1) ... [2021-11-23 15:08:12,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bbd8ae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:12, skipping insertion in model container [2021-11-23 15:08:12,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:08:12" (1/1) ... [2021-11-23 15:08:12,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:08:14,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:08:46,927 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_2a531899-243c-4504-8173-8f7cadf4d099/sv-benchmarks/c/eca-rers2012/Problem08_label16.c[5713885,5713898] [2021-11-23 15:08:47,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:08:47,091 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:09:04,122 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_2a531899-243c-4504-8173-8f7cadf4d099/sv-benchmarks/c/eca-rers2012/Problem08_label16.c[5713885,5713898] [2021-11-23 15:09:04,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:09:09,831 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:09:09,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:09 WrapperNode [2021-11-23 15:09:09,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:09:09,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:09:09,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:09:09,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:09:09,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:09" (1/1) ... [2021-11-23 15:09:11,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:09" (1/1) ... [2021-11-23 15:09:17,500 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 15:09:17,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:09:17,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:09:17,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:09:17,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:09:17,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:09" (1/1) ... [2021-11-23 15:09:17,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:09" (1/1) ... [2021-11-23 15:09:18,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:09" (1/1) ... [2021-11-23 15:09:18,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:09" (1/1) ... [2021-11-23 15:09:21,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:09" (1/1) ... [2021-11-23 15:09:22,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:09" (1/1) ... [2021-11-23 15:09:22,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:09" (1/1) ... [2021-11-23 15:09:24,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:09:24,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:09:24,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:09:24,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:09:24,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:09" (1/1) ... [2021-11-23 15:09:24,583 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:09:24,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:09:24,649 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:09:24,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:09:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:09:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:09:24,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:09:24,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:09:24,941 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:09:24,943 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:11:32,745 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:11:33,010 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 15:11:33,017 INFO L158 Benchmark]: Toolchain (without parser) took 200479.29ms. Allocated memory was 1.0GB in the beginning and 12.5GB in the end (delta: 11.5GB). Free memory was 728.0MB in the beginning and 8.8GB in the end (delta: -8.1GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:11:33,018 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 62.9MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:11:33,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 57293.93ms. Allocated memory was 1.0GB in the beginning and 6.4GB in the end (delta: 5.3GB). Free memory was 727.0MB in the beginning and 4.4GB in the end (delta: -3.6GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-23 15:11:33,020 INFO L158 Benchmark]: Boogie Procedure Inliner took 7667.79ms. Allocated memory was 6.4GB in the beginning and 9.6GB in the end (delta: 3.2GB). Free memory was 4.4GB in the beginning and 7.0GB in the end (delta: -2.6GB). Peak memory consumption was 934.3MB. Max. memory is 16.1GB. [2021-11-23 15:11:33,021 INFO L158 Benchmark]: Boogie Preprocessor took 7036.60ms. Allocated memory is still 9.6GB. Free memory was 7.0GB in the beginning and 6.5GB in the end (delta: 429.9MB). Peak memory consumption was 835.7MB. Max. memory is 16.1GB. [2021-11-23 15:11:33,023 INFO L158 Benchmark]: RCFGBuilder took 128442.95ms. Allocated memory was 9.6GB in the beginning and 12.5GB in the end (delta: 2.9GB). Free memory was 6.5GB in the beginning and 8.8GB in the end (delta: -2.2GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 15:11:33,028 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 62.9MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 57293.93ms. Allocated memory was 1.0GB in the beginning and 6.4GB in the end (delta: 5.3GB). Free memory was 727.0MB in the beginning and 4.4GB in the end (delta: -3.6GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7667.79ms. Allocated memory was 6.4GB in the beginning and 9.6GB in the end (delta: 3.2GB). Free memory was 4.4GB in the beginning and 7.0GB in the end (delta: -2.6GB). Peak memory consumption was 934.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 7036.60ms. Allocated memory is still 9.6GB. Free memory was 7.0GB in the beginning and 6.5GB in the end (delta: 429.9MB). Peak memory consumption was 835.7MB. Max. memory is 16.1GB. * RCFGBuilder took 128442.95ms. Allocated memory was 9.6GB in the beginning and 12.5GB in the end (delta: 2.9GB). Free memory was 6.5GB in the beginning and 8.8GB in the end (delta: -2.2GB). Peak memory consumption was 1.0GB. 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 15:11:33,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a531899-243c-4504-8173-8f7cadf4d099/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