./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem09_label52.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_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/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_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label52.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/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_e07f039f-831d-4485-89ec-509f6825c1cd/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 6d1ec6e1a0f63d1fe7f69f12e5e7bad23335a4f4574e0b71169f57ddd44ba12a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:10,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:10,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:10,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:10,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:10,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:10,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:10,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:10,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:10,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:10,583 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:10,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:10,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:10,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:10,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:10,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:10,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:10,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:10,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:10,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:10,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:10,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:10,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:10,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:10,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:10,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:10,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:10,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:10,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:10,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:10,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:10,611 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:10,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:10,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:10,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:10,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:10,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:10,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:10,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:10,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:10,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:10,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:10,661 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:10,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:10,662 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:10,662 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:10,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:10,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:10,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:10,664 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:10,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:10,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:10,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:10,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:10,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:10,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:10,672 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:10,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:10,672 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:10,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:10,672 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:10,673 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:10,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:10,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:10,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:10,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:10,674 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:10,674 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:10,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:10,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:10,674 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_e07f039f-831d-4485-89ec-509f6825c1cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d1ec6e1a0f63d1fe7f69f12e5e7bad23335a4f4574e0b71169f57ddd44ba12a [2021-11-23 15:52:10,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:10,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:10,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:10,965 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:10,966 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:10,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem09_label52.c [2021-11-23 15:52:11,031 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/data/f566b148b/df7e10c95f274a64ad01814463267083/FLAG9e3b3f7e7 [2021-11-23 15:52:15,073 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:15,074 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/sv-benchmarks/c/eca-rers2012/Problem09_label52.c [2021-11-23 15:52:15,393 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/data/f566b148b/df7e10c95f274a64ad01814463267083/FLAG9e3b3f7e7 [2021-11-23 15:52:15,439 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/data/f566b148b/df7e10c95f274a64ad01814463267083 [2021-11-23 15:52:15,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:15,443 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:15,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:15,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:15,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:15,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:15" (1/1) ... [2021-11-23 15:52:15,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cb3afd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:15, skipping insertion in model container [2021-11-23 15:52:15,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:15" (1/1) ... [2021-11-23 15:52:15,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:17,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:45,253 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_e07f039f-831d-4485-89ec-509f6825c1cd/sv-benchmarks/c/eca-rers2012/Problem09_label52.c[6308520,6308533] [2021-11-23 15:52:45,381 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:45,390 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:00,493 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_e07f039f-831d-4485-89ec-509f6825c1cd/sv-benchmarks/c/eca-rers2012/Problem09_label52.c[6308520,6308533] [2021-11-23 15:53:00,497 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:05,983 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:05,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:05 WrapperNode [2021-11-23 15:53:05,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:05,985 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:05,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:05,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:05,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:05" (1/1) ... [2021-11-23 15:53:07,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:05" (1/1) ... [2021-11-23 15:53:12,740 INFO L137 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197818 [2021-11-23 15:53:12,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:12,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:12,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:12,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:12,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:05" (1/1) ... [2021-11-23 15:53:12,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:05" (1/1) ... [2021-11-23 15:53:14,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:05" (1/1) ... [2021-11-23 15:53:14,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:05" (1/1) ... [2021-11-23 15:53:17,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:05" (1/1) ... [2021-11-23 15:53:17,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:05" (1/1) ... [2021-11-23 15:53:18,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:05" (1/1) ... [2021-11-23 15:53:18,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:18,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:18,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:18,866 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:18,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:05" (1/1) ... [2021-11-23 15:53:18,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:18,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:18,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:18,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:19,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:19,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:19,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:19,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:19,202 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:19,203 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:35,351 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:35,555 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:35,560 INFO L158 Benchmark]: Toolchain (without parser) took 140116.17ms. Allocated memory was 1.5GB in the beginning and 12.2GB in the end (delta: 10.8GB). Free memory was 1.1GB in the beginning and 8.1GB in the end (delta: -7.0GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2021-11-23 15:54:35,561 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 67.9MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:35,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 50540.39ms. Allocated memory was 1.5GB in the beginning and 7.7GB in the end (delta: 6.2GB). Free memory was 1.1GB in the beginning and 5.5GB in the end (delta: -4.3GB). Peak memory consumption was 2.6GB. Max. memory is 16.1GB. [2021-11-23 15:54:35,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 6755.48ms. Allocated memory is still 7.7GB. Free memory was 5.5GB in the beginning and 4.7GB in the end (delta: 761.3MB). Peak memory consumption was 818.9MB. Max. memory is 16.1GB. [2021-11-23 15:54:35,564 INFO L158 Benchmark]: Boogie Preprocessor took 6123.75ms. Allocated memory was 7.7GB in the beginning and 10.2GB in the end (delta: 2.5GB). Free memory was 4.7GB in the beginning and 6.8GB in the end (delta: -2.1GB). Peak memory consumption was 685.8MB. Max. memory is 16.1GB. [2021-11-23 15:54:35,565 INFO L158 Benchmark]: RCFGBuilder took 76692.28ms. Allocated memory was 10.2GB in the beginning and 12.2GB in the end (delta: 2.0GB). Free memory was 6.8GB in the beginning and 8.1GB in the end (delta: -1.3GB). Peak memory consumption was 968.9MB. Max. memory is 16.1GB. [2021-11-23 15:54:35,569 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 67.9MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 50540.39ms. Allocated memory was 1.5GB in the beginning and 7.7GB in the end (delta: 6.2GB). Free memory was 1.1GB in the beginning and 5.5GB in the end (delta: -4.3GB). Peak memory consumption was 2.6GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6755.48ms. Allocated memory is still 7.7GB. Free memory was 5.5GB in the beginning and 4.7GB in the end (delta: 761.3MB). Peak memory consumption was 818.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 6123.75ms. Allocated memory was 7.7GB in the beginning and 10.2GB in the end (delta: 2.5GB). Free memory was 4.7GB in the beginning and 6.8GB in the end (delta: -2.1GB). Peak memory consumption was 685.8MB. Max. memory is 16.1GB. * RCFGBuilder took 76692.28ms. Allocated memory was 10.2GB in the beginning and 12.2GB in the end (delta: 2.0GB). Free memory was 6.8GB in the beginning and 8.1GB in the end (delta: -1.3GB). Peak memory consumption was 968.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:35,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/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_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/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_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label52.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/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_e07f039f-831d-4485-89ec-509f6825c1cd/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 6d1ec6e1a0f63d1fe7f69f12e5e7bad23335a4f4574e0b71169f57ddd44ba12a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:38,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:38,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:38,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:38,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:38,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:38,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:38,372 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:38,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:38,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:38,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:38,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:38,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:38,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:38,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:38,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:38,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:38,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:38,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:38,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:38,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:38,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:38,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:38,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:38,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:38,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:38,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:38,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:38,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:38,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:38,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:38,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:38,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:38,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:38,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:38,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:38,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:38,421 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:38,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:38,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:38,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:38,424 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:38,451 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:38,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:38,453 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:38,453 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:38,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:38,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:38,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:38,455 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:38,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:38,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:38,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:38,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:38,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:38,456 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:38,456 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:38,457 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:38,457 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:38,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:38,457 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:38,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:38,458 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:38,458 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:38,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:38,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:38,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:38,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:38,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:38,459 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:38,459 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:38,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:38,460 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:38,460 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:38,460 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_e07f039f-831d-4485-89ec-509f6825c1cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d1ec6e1a0f63d1fe7f69f12e5e7bad23335a4f4574e0b71169f57ddd44ba12a [2021-11-23 15:54:38,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:38,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:38,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:38,874 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:38,875 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:38,877 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem09_label52.c [2021-11-23 15:54:38,964 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/data/2bd07a492/58b8427479e8458c91dad6de5c9179bb/FLAG857feb7f7 [2021-11-23 15:54:43,411 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:43,412 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/sv-benchmarks/c/eca-rers2012/Problem09_label52.c [2021-11-23 15:54:43,719 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/data/2bd07a492/58b8427479e8458c91dad6de5c9179bb/FLAG857feb7f7 [2021-11-23 15:54:43,904 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/data/2bd07a492/58b8427479e8458c91dad6de5c9179bb [2021-11-23 15:54:43,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:43,907 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:43,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:43,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:43,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:43,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:43" (1/1) ... [2021-11-23 15:54:43,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761ec454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:43, skipping insertion in model container [2021-11-23 15:54:43,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:43" (1/1) ... [2021-11-23 15:54:43,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:45,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:14,432 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_e07f039f-831d-4485-89ec-509f6825c1cd/sv-benchmarks/c/eca-rers2012/Problem09_label52.c[6308520,6308533] [2021-11-23 15:55:14,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:14,568 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:30,269 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_e07f039f-831d-4485-89ec-509f6825c1cd/sv-benchmarks/c/eca-rers2012/Problem09_label52.c[6308520,6308533] [2021-11-23 15:55:30,274 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:35,550 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:35,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:35 WrapperNode [2021-11-23 15:55:35,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:35,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:35,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:35,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:35,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:35" (1/1) ... [2021-11-23 15:55:37,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:35" (1/1) ... [2021-11-23 15:55:42,799 INFO L137 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197742 [2021-11-23 15:55:42,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:42,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:42,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:42,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:42,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:35" (1/1) ... [2021-11-23 15:55:42,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:35" (1/1) ... [2021-11-23 15:55:43,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:35" (1/1) ... [2021-11-23 15:55:43,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:35" (1/1) ... [2021-11-23 15:55:46,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:35" (1/1) ... [2021-11-23 15:55:47,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:35" (1/1) ... [2021-11-23 15:55:47,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:35" (1/1) ... [2021-11-23 15:55:48,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:48,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:48,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:48,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:48,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:35" (1/1) ... [2021-11-23 15:55:48,737 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:48,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:48,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:48,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:48,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:48,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:49,112 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:49,114 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:36,053 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:36,262 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 15:57:36,267 INFO L158 Benchmark]: Toolchain (without parser) took 172358.46ms. Allocated memory was 1.3GB in the beginning and 12.3GB in the end (delta: 10.9GB). Free memory was 1.1GB in the beginning and 7.9GB in the end (delta: -6.9GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2021-11-23 15:57:36,268 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 69.2MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:36,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 51639.41ms. Allocated memory was 1.3GB in the beginning and 6.4GB in the end (delta: 5.0GB). Free memory was 1.1GB in the beginning and 4.2GB in the end (delta: -3.2GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2021-11-23 15:57:36,270 INFO L158 Benchmark]: Boogie Procedure Inliner took 7248.05ms. Allocated memory was 6.4GB in the beginning and 8.9GB in the end (delta: 2.5GB). Free memory was 4.2GB in the beginning and 6.0GB in the end (delta: -1.8GB). Peak memory consumption was 915.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:36,271 INFO L158 Benchmark]: Boogie Preprocessor took 5925.79ms. Allocated memory was 8.9GB in the beginning and 11.3GB in the end (delta: 2.4GB). Free memory was 6.0GB in the beginning and 7.9GB in the end (delta: -1.9GB). Peak memory consumption was 672.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:36,273 INFO L158 Benchmark]: RCFGBuilder took 107538.27ms. Allocated memory was 11.3GB in the beginning and 12.3GB in the end (delta: 968.9MB). Free memory was 7.9GB in the beginning and 7.9GB in the end (delta: -38.8MB). Peak memory consumption was 993.0MB. Max. memory is 16.1GB. [2021-11-23 15:57:36,277 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 69.2MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 51639.41ms. Allocated memory was 1.3GB in the beginning and 6.4GB in the end (delta: 5.0GB). Free memory was 1.1GB in the beginning and 4.2GB in the end (delta: -3.2GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7248.05ms. Allocated memory was 6.4GB in the beginning and 8.9GB in the end (delta: 2.5GB). Free memory was 4.2GB in the beginning and 6.0GB in the end (delta: -1.8GB). Peak memory consumption was 915.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5925.79ms. Allocated memory was 8.9GB in the beginning and 11.3GB in the end (delta: 2.4GB). Free memory was 6.0GB in the beginning and 7.9GB in the end (delta: -1.9GB). Peak memory consumption was 672.1MB. Max. memory is 16.1GB. * RCFGBuilder took 107538.27ms. Allocated memory was 11.3GB in the beginning and 12.3GB in the end (delta: 968.9MB). Free memory was 7.9GB in the beginning and 7.9GB in the end (delta: -38.8MB). Peak memory consumption was 993.0MB. 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 15:57:36,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07f039f-831d-4485-89ec-509f6825c1cd/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