./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label01.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_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/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_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/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_cf26e390-689c-4849-9dfd-ab493d382d41/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 67c147095efb46de95e554e09305e6c24ee3dfebae2911ec90ba2508ef10e1b1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:03,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:03,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:03,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:03,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:03,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:03,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:03,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:03,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:03,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:03,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:03,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:03,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:03,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:03,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:03,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:03,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:03,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:03,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:03,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:03,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:03,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:03,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:03,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:03,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:03,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:03,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:03,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:03,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:03,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:03,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:03,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:03,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:03,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:03,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:03,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:03,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:03,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:03,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:03,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:03,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:03,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:33:03,712 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:03,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:03,714 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:03,715 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:03,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:03,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:03,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:03,717 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:03,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:33:03,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:03,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:03,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:03,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:03,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:03,724 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:03,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:03,725 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:03,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:03,725 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:03,726 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:03,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:03,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:03,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:03,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:03,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:03,728 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:33:03,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:33:03,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:03,729 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_cf26e390-689c-4849-9dfd-ab493d382d41/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67c147095efb46de95e554e09305e6c24ee3dfebae2911ec90ba2508ef10e1b1 [2021-11-23 15:33:04,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:04,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:04,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:04,176 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:04,178 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:04,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2021-11-23 15:33:04,276 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/data/8b211aad8/029ed7d71ef040df95a61e801862fcb8/FLAG682216150 [2021-11-23 15:33:05,141 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:05,142 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2021-11-23 15:33:05,170 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/data/8b211aad8/029ed7d71ef040df95a61e801862fcb8/FLAG682216150 [2021-11-23 15:33:05,226 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/data/8b211aad8/029ed7d71ef040df95a61e801862fcb8 [2021-11-23 15:33:05,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:05,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:05,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:05,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:05,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:05,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:05" (1/1) ... [2021-11-23 15:33:05,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43675a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:05, skipping insertion in model container [2021-11-23 15:33:05,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:05" (1/1) ... [2021-11-23 15:33:05,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:05,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:05,723 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_cf26e390-689c-4849-9dfd-ab493d382d41/sv-benchmarks/c/eca-rers2012/Problem16_label01.c[2910,2923] [2021-11-23 15:33:06,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:06,330 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:06,357 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_cf26e390-689c-4849-9dfd-ab493d382d41/sv-benchmarks/c/eca-rers2012/Problem16_label01.c[2910,2923] [2021-11-23 15:33:06,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:06,718 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:06,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:06 WrapperNode [2021-11-23 15:33:06,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:06,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:06,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:06,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:06,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:06" (1/1) ... [2021-11-23 15:33:06,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:06" (1/1) ... [2021-11-23 15:33:06,926 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2021-11-23 15:33:06,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:06,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:06,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:06,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:06,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:06" (1/1) ... [2021-11-23 15:33:06,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:06" (1/1) ... [2021-11-23 15:33:06,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:06" (1/1) ... [2021-11-23 15:33:06,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:06" (1/1) ... [2021-11-23 15:33:07,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:06" (1/1) ... [2021-11-23 15:33:07,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:06" (1/1) ... [2021-11-23 15:33:07,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:06" (1/1) ... [2021-11-23 15:33:07,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:07,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:07,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:07,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:07,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:06" (1/1) ... [2021-11-23 15:33:07,232 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:07,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:07,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:07,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:07,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:33:07,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:07,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:07,568 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:07,570 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:10,533 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:10,588 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 15:33:10,595 INFO L158 Benchmark]: Toolchain (without parser) took 5358.68ms. Allocated memory was 102.8MB in the beginning and 239.1MB in the end (delta: 136.3MB). Free memory was 64.4MB in the beginning and 178.6MB in the end (delta: -114.2MB). Peak memory consumption was 104.5MB. Max. memory is 16.1GB. [2021-11-23 15:33:10,596 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 102.8MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:10,598 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1481.29ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 64.2MB in the beginning and 95.4MB in the end (delta: -31.1MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2021-11-23 15:33:10,600 INFO L158 Benchmark]: Boogie Procedure Inliner took 206.24ms. Allocated memory is still 134.2MB. Free memory was 95.4MB in the beginning and 71.6MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:33:10,601 INFO L158 Benchmark]: Boogie Preprocessor took 274.21ms. Allocated memory is still 134.2MB. Free memory was 71.6MB in the beginning and 84.8MB in the end (delta: -13.2MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2021-11-23 15:33:10,602 INFO L158 Benchmark]: RCFGBuilder took 3389.20ms. Allocated memory was 134.2MB in the beginning and 239.1MB in the end (delta: 104.9MB). Free memory was 84.8MB in the beginning and 178.6MB in the end (delta: -93.8MB). Peak memory consumption was 90.6MB. Max. memory is 16.1GB. [2021-11-23 15:33:10,611 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 102.8MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1481.29ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 64.2MB in the beginning and 95.4MB in the end (delta: -31.1MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 206.24ms. Allocated memory is still 134.2MB. Free memory was 95.4MB in the beginning and 71.6MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 274.21ms. Allocated memory is still 134.2MB. Free memory was 71.6MB in the beginning and 84.8MB in the end (delta: -13.2MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * RCFGBuilder took 3389.20ms. Allocated memory was 134.2MB in the beginning and 239.1MB in the end (delta: 104.9MB). Free memory was 84.8MB in the beginning and 178.6MB in the end (delta: -93.8MB). Peak memory consumption was 90.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:33:10,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/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_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/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_cf26e390-689c-4849-9dfd-ab493d382d41/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 67c147095efb46de95e554e09305e6c24ee3dfebae2911ec90ba2508ef10e1b1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:13,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:13,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:13,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:13,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:13,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:13,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:13,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:13,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:13,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:13,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:13,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:13,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:13,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:13,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:13,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:13,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:13,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:13,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:13,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:13,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:13,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:13,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:13,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:13,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:13,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:13,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:13,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:13,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:13,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:13,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:13,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:13,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:13,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:13,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:13,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:13,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:13,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:13,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:13,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:13,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:13,596 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:33:13,652 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:13,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:13,654 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:13,654 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:13,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:13,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:13,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:13,656 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:13,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:13,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:13,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:13,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:13,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:13,658 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:33:13,658 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:33:13,658 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:33:13,659 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:13,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:13,659 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:13,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:13,660 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:13,660 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:13,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:13,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:13,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:13,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:13,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:13,662 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:33:13,662 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:33:13,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:13,662 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:33:13,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:33:13,663 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_cf26e390-689c-4849-9dfd-ab493d382d41/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67c147095efb46de95e554e09305e6c24ee3dfebae2911ec90ba2508ef10e1b1 [2021-11-23 15:33:14,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:14,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:14,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:14,125 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:14,126 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:14,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2021-11-23 15:33:14,219 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/data/aca7ad1be/39f9f068f8e948c2b90e143d5ab64498/FLAG107ce3601 [2021-11-23 15:33:15,236 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:15,237 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2021-11-23 15:33:15,267 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/data/aca7ad1be/39f9f068f8e948c2b90e143d5ab64498/FLAG107ce3601 [2021-11-23 15:33:15,784 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/data/aca7ad1be/39f9f068f8e948c2b90e143d5ab64498 [2021-11-23 15:33:15,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:15,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:15,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:15,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:15,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:15,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:15" (1/1) ... [2021-11-23 15:33:15,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f4fd7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:15, skipping insertion in model container [2021-11-23 15:33:15,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:15" (1/1) ... [2021-11-23 15:33:15,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:15,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:16,139 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_cf26e390-689c-4849-9dfd-ab493d382d41/sv-benchmarks/c/eca-rers2012/Problem16_label01.c[2910,2923] [2021-11-23 15:33:16,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:16,855 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:16,879 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_cf26e390-689c-4849-9dfd-ab493d382d41/sv-benchmarks/c/eca-rers2012/Problem16_label01.c[2910,2923] [2021-11-23 15:33:17,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:17,184 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:17,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:17 WrapperNode [2021-11-23 15:33:17,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:17,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:17,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:17,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:17,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:17" (1/1) ... [2021-11-23 15:33:17,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:17" (1/1) ... [2021-11-23 15:33:17,352 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1765 [2021-11-23 15:33:17,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:17,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:17,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:17,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:17,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:17" (1/1) ... [2021-11-23 15:33:17,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:17" (1/1) ... [2021-11-23 15:33:17,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:17" (1/1) ... [2021-11-23 15:33:17,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:17" (1/1) ... [2021-11-23 15:33:17,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:17" (1/1) ... [2021-11-23 15:33:17,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:17" (1/1) ... [2021-11-23 15:33:17,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:17" (1/1) ... [2021-11-23 15:33:17,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:17,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:17,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:17,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:17,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:17" (1/1) ... [2021-11-23 15:33:17,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:17,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:17,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:17,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:17,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:17,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:33:17,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:17,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:17,794 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:17,796 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:27,786 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:27,854 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 15:33:27,864 INFO L158 Benchmark]: Toolchain (without parser) took 12071.87ms. Allocated memory was 54.5MB in the beginning and 130.0MB in the end (delta: 75.5MB). Free memory was 35.3MB in the beginning and 83.1MB in the end (delta: -47.8MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. [2021-11-23 15:33:27,865 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 54.5MB. Free memory was 34.1MB in the beginning and 34.1MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:27,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1393.94ms. Allocated memory was 54.5MB in the beginning and 79.7MB in the end (delta: 25.2MB). Free memory was 35.2MB in the beginning and 35.6MB in the end (delta: -422.7kB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2021-11-23 15:33:27,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 166.74ms. Allocated memory is still 79.7MB. Free memory was 35.6MB in the beginning and 43.1MB in the end (delta: -7.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-11-23 15:33:27,871 INFO L158 Benchmark]: Boogie Preprocessor took 219.14ms. Allocated memory is still 79.7MB. Free memory was 43.1MB in the beginning and 33.6MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:33:27,872 INFO L158 Benchmark]: RCFGBuilder took 10286.19ms. Allocated memory was 79.7MB in the beginning and 130.0MB in the end (delta: 50.3MB). Free memory was 33.6MB in the beginning and 83.1MB in the end (delta: -49.5MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2021-11-23 15:33:27,884 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 54.5MB. Free memory was 34.1MB in the beginning and 34.1MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1393.94ms. Allocated memory was 54.5MB in the beginning and 79.7MB in the end (delta: 25.2MB). Free memory was 35.2MB in the beginning and 35.6MB in the end (delta: -422.7kB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 166.74ms. Allocated memory is still 79.7MB. Free memory was 35.6MB in the beginning and 43.1MB in the end (delta: -7.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 219.14ms. Allocated memory is still 79.7MB. Free memory was 43.1MB in the beginning and 33.6MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 10286.19ms. Allocated memory was 79.7MB in the beginning and 130.0MB in the end (delta: 50.3MB). Free memory was 33.6MB in the beginning and 83.1MB in the end (delta: -49.5MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:33:27,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26e390-689c-4849-9dfd-ab493d382d41/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