./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label37.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_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/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_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/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_6252014d-4859-48d2-a207-ddff334329d2/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 3ac46a6c4d9bc7297b40bc12f5914a2752e0cec6b52579c95d26ee7a4d471018 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:51,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:51,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:51,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:51,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:51,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:51,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:51,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:51,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:51,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:51,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:51,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:51,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:51,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:51,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:51,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:51,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:51,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:51,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:51,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:51,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:51,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:51,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:51,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:51,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:51,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:51,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:51,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:51,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:51,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:51,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:51,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:51,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:51,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:51,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:51,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:51,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:51,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:51,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:51,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:51,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:51,496 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:51,535 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:51,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:51,537 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:51,537 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:51,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:51,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:51,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:51,539 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:51,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:51,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:51,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:51,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:51,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:51,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:51,547 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:51,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:51,548 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:51,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:51,548 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:51,548 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:51,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:51,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:51,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:51,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:51,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:51,550 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:51,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:51,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:51,551 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_6252014d-4859-48d2-a207-ddff334329d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ac46a6c4d9bc7297b40bc12f5914a2752e0cec6b52579c95d26ee7a4d471018 [2021-11-23 15:01:51,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:51,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:51,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:51,864 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:51,865 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:51,867 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label37.c [2021-11-23 15:01:51,940 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/data/6849b4f90/cd246cb2e14c49f3b38506af729af8e6/FLAG6963cbc00 [2021-11-23 15:01:52,879 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:52,880 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/sv-benchmarks/c/eca-rers2012/Problem19_label37.c [2021-11-23 15:01:52,932 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/data/6849b4f90/cd246cb2e14c49f3b38506af729af8e6/FLAG6963cbc00 [2021-11-23 15:01:53,238 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/data/6849b4f90/cd246cb2e14c49f3b38506af729af8e6 [2021-11-23 15:01:53,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:53,241 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:53,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:53,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:53,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:53,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@262cbf10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53, skipping insertion in model container [2021-11-23 15:01:53,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:53,482 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:53,909 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_6252014d-4859-48d2-a207-ddff334329d2/sv-benchmarks/c/eca-rers2012/Problem19_label37.c[5183,5196] [2021-11-23 15:01:55,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:55,806 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:55,830 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_6252014d-4859-48d2-a207-ddff334329d2/sv-benchmarks/c/eca-rers2012/Problem19_label37.c[5183,5196] [2021-11-23 15:01:57,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:57,049 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:57,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57 WrapperNode [2021-11-23 15:01:57,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:57,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:57,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:57,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:57,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:57,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,412 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:01:58,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:58,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:58,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:58,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:58,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:59,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:59,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:59,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:59,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:59,496 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:59,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:59,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:59,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:59,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:59,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:59,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:59,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:59,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:59,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:59,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:59,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:59,653 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:59,654 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:08,581 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:08,674 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 15:02:08,680 INFO L158 Benchmark]: Toolchain (without parser) took 15436.77ms. Allocated memory was 113.2MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 73.1MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 474.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:08,681 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 113.2MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:08,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3807.71ms. Allocated memory was 113.2MB in the beginning and 211.8MB in the end (delta: 98.6MB). Free memory was 73.1MB in the beginning and 83.4MB in the end (delta: -10.2MB). Peak memory consumption was 98.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:08,684 INFO L158 Benchmark]: Boogie Procedure Inliner took 1362.48ms. Allocated memory was 211.8MB in the beginning and 392.2MB in the end (delta: 180.4MB). Free memory was 83.4MB in the beginning and 201.6MB in the end (delta: -118.3MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:08,685 INFO L158 Benchmark]: Boogie Preprocessor took 1081.15ms. Allocated memory was 392.2MB in the beginning and 828.4MB in the end (delta: 436.2MB). Free memory was 201.6MB in the beginning and 587.5MB in the end (delta: -385.9MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:08,686 INFO L158 Benchmark]: RCFGBuilder took 9181.70ms. Allocated memory was 828.4MB in the beginning and 1.7GB in the end (delta: 828.4MB). Free memory was 587.5MB in the beginning and 1.1GB in the end (delta: -551.6MB). Peak memory consumption was 276.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:08,696 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 113.2MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3807.71ms. Allocated memory was 113.2MB in the beginning and 211.8MB in the end (delta: 98.6MB). Free memory was 73.1MB in the beginning and 83.4MB in the end (delta: -10.2MB). Peak memory consumption was 98.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1362.48ms. Allocated memory was 211.8MB in the beginning and 392.2MB in the end (delta: 180.4MB). Free memory was 83.4MB in the beginning and 201.6MB in the end (delta: -118.3MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1081.15ms. Allocated memory was 392.2MB in the beginning and 828.4MB in the end (delta: 436.2MB). Free memory was 201.6MB in the beginning and 587.5MB in the end (delta: -385.9MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * RCFGBuilder took 9181.70ms. Allocated memory was 828.4MB in the beginning and 1.7GB in the end (delta: 828.4MB). Free memory was 587.5MB in the beginning and 1.1GB in the end (delta: -551.6MB). Peak memory consumption was 276.8MB. 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 15:02:08,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/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_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/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_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/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_6252014d-4859-48d2-a207-ddff334329d2/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 3ac46a6c4d9bc7297b40bc12f5914a2752e0cec6b52579c95d26ee7a4d471018 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:11,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:11,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:11,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:11,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:11,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:11,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:11,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:11,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:11,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:11,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:11,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:11,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:11,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:11,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:11,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:11,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:11,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:11,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:11,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:11,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:11,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:11,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:11,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:11,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:11,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:11,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:11,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:11,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:11,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:11,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:11,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:11,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:11,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:11,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:11,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:11,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:11,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:11,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:11,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:11,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:11,303 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:11,348 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:11,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:11,349 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:11,349 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:11,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:11,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:11,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:11,352 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:11,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:11,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:11,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:11,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:11,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:11,354 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:11,354 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:11,355 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:11,355 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:11,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:11,355 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:11,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:11,356 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:11,356 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:11,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:11,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:11,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:11,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:11,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:11,358 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:11,358 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:11,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:11,358 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:11,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:11,359 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_6252014d-4859-48d2-a207-ddff334329d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ac46a6c4d9bc7297b40bc12f5914a2752e0cec6b52579c95d26ee7a4d471018 [2021-11-23 15:02:11,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:11,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:11,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:11,787 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:11,788 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:11,791 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label37.c [2021-11-23 15:02:11,869 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/data/130757433/d5dd023c60c64788b750dc61a4beb6ab/FLAG790a02aeb [2021-11-23 15:02:13,042 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:13,043 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/sv-benchmarks/c/eca-rers2012/Problem19_label37.c [2021-11-23 15:02:13,090 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/data/130757433/d5dd023c60c64788b750dc61a4beb6ab/FLAG790a02aeb [2021-11-23 15:02:13,379 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/data/130757433/d5dd023c60c64788b750dc61a4beb6ab [2021-11-23 15:02:13,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:13,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:13,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:13,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:13,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:13,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:13,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f5e099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:13, skipping insertion in model container [2021-11-23 15:02:13,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:13,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:13,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:14,102 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_6252014d-4859-48d2-a207-ddff334329d2/sv-benchmarks/c/eca-rers2012/Problem19_label37.c[5183,5196] [2021-11-23 15:02:16,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:16,095 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:16,134 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_6252014d-4859-48d2-a207-ddff334329d2/sv-benchmarks/c/eca-rers2012/Problem19_label37.c[5183,5196] [2021-11-23 15:02:17,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:17,383 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:17,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:17 WrapperNode [2021-11-23 15:02:17,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:17,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:17,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:17,386 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:17,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:17" (1/1) ... [2021-11-23 15:02:17,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:17" (1/1) ... [2021-11-23 15:02:17,859 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:02:17,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:17,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:17,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:17,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:17,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:17" (1/1) ... [2021-11-23 15:02:17,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:17" (1/1) ... [2021-11-23 15:02:17,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:17" (1/1) ... [2021-11-23 15:02:17,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:17" (1/1) ... [2021-11-23 15:02:18,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:17" (1/1) ... [2021-11-23 15:02:18,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:17" (1/1) ... [2021-11-23 15:02:18,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:17" (1/1) ... [2021-11-23 15:02:18,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:18,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:18,434 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:18,434 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:18,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:17" (1/1) ... [2021-11-23 15:02:18,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:18,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:18,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:18,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:18,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:18,621 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:18,622 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:21,350 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:21,442 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 15:03:21,449 INFO L158 Benchmark]: Toolchain (without parser) took 68061.91ms. Allocated memory was 77.6MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 45.7MB in the beginning and 920.1MB in the end (delta: -874.4MB). Peak memory consumption was 368.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:21,450 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.9MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:21,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3996.60ms. Allocated memory was 77.6MB in the beginning and 262.1MB in the end (delta: 184.5MB). Free memory was 45.7MB in the beginning and 142.8MB in the end (delta: -97.1MB). Peak memory consumption was 93.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:21,453 INFO L158 Benchmark]: Boogie Procedure Inliner took 474.77ms. Allocated memory is still 262.1MB. Free memory was 142.8MB in the beginning and 134.5MB in the end (delta: 8.3MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:21,454 INFO L158 Benchmark]: Boogie Preprocessor took 570.76ms. Allocated memory is still 262.1MB. Free memory was 134.5MB in the beginning and 116.7MB in the end (delta: 17.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:21,455 INFO L158 Benchmark]: RCFGBuilder took 63013.49ms. Allocated memory was 262.1MB in the beginning and 1.2GB in the end (delta: 916.5MB). Free memory was 116.7MB in the beginning and 920.1MB in the end (delta: -803.4MB). Peak memory consumption was 259.0MB. Max. memory is 16.1GB. [2021-11-23 15:03:21,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.9MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3996.60ms. Allocated memory was 77.6MB in the beginning and 262.1MB in the end (delta: 184.5MB). Free memory was 45.7MB in the beginning and 142.8MB in the end (delta: -97.1MB). Peak memory consumption was 93.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 474.77ms. Allocated memory is still 262.1MB. Free memory was 142.8MB in the beginning and 134.5MB in the end (delta: 8.3MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 570.76ms. Allocated memory is still 262.1MB. Free memory was 134.5MB in the beginning and 116.7MB in the end (delta: 17.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * RCFGBuilder took 63013.49ms. Allocated memory was 262.1MB in the beginning and 1.2GB in the end (delta: 916.5MB). Free memory was 116.7MB in the beginning and 920.1MB in the end (delta: -803.4MB). Peak memory consumption was 259.0MB. 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 15:03:21,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6252014d-4859-48d2-a207-ddff334329d2/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