./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_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_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/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_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/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_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/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 339d0df57823aa1bea53354295970ed66e6abc60d457d19cd7cfd0d27ddbb8a9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:05,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:05,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:05,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:05,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:05,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:05,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:05,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:05,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:05,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:05,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:05,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:05,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:05,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:05,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:05,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:05,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:05,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:05,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:05,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:05,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:05,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:05,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:05,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:05,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:05,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:05,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:05,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:05,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:05,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:05,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:05,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:05,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:05,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:05,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:05,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:05,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:05,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:05,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:05,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:05,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:05,404 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:05,428 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:05,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:05,429 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:05,429 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:05,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:05,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:05,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:05,431 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:05,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:05,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:05,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:05,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:05,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:05,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:05,432 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:05,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:05,433 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:05,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:05,433 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:05,434 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:05,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:05,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:05,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:05,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:05,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:05,435 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:05,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:05,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:05,436 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_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 339d0df57823aa1bea53354295970ed66e6abc60d457d19cd7cfd0d27ddbb8a9 [2021-11-23 15:52:05,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:05,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:05,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:05,708 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:05,709 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:05,710 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2021-11-23 15:52:05,775 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/data/07b425e3a/c11c17d7b521464dab471b384a4d10ac/FLAG75cd5deb3 [2021-11-23 15:52:06,484 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:06,485 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2021-11-23 15:52:06,504 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/data/07b425e3a/c11c17d7b521464dab471b384a4d10ac/FLAG75cd5deb3 [2021-11-23 15:52:06,670 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/data/07b425e3a/c11c17d7b521464dab471b384a4d10ac [2021-11-23 15:52:06,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:06,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:06,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:06,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:06,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:06,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:06" (1/1) ... [2021-11-23 15:52:06,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ee56a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:06, skipping insertion in model container [2021-11-23 15:52:06,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:06" (1/1) ... [2021-11-23 15:52:06,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:06,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:07,036 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_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/sv-benchmarks/c/eca-rers2012/Problem11_label01.c[8261,8274] [2021-11-23 15:52:07,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:07,391 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:07,431 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_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/sv-benchmarks/c/eca-rers2012/Problem11_label01.c[8261,8274] [2021-11-23 15:52:07,603 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:07,619 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:07,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07 WrapperNode [2021-11-23 15:52:07,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:07,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:07,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:07,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:07,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2021-11-23 15:52:07,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2021-11-23 15:52:07,826 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2021-11-23 15:52:07,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:07,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:07,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:07,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:07,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2021-11-23 15:52:07,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2021-11-23 15:52:07,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2021-11-23 15:52:07,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2021-11-23 15:52:07,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2021-11-23 15:52:07,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2021-11-23 15:52:07,960 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2021-11-23 15:52:07,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:07,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:07,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:07,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:07,980 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2021-11-23 15:52:07,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:07,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:08,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:08,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:08,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:08,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:08,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:08,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:08,143 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:08,144 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:09,796 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:09,849 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:52:09,859 INFO L158 Benchmark]: Toolchain (without parser) took 3183.07ms. Allocated memory was 111.1MB in the beginning and 151.0MB in the end (delta: 39.8MB). Free memory was 76.5MB in the beginning and 72.9MB in the end (delta: 3.6MB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. [2021-11-23 15:52:09,861 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 111.1MB. Free memory was 67.0MB in the beginning and 66.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:09,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 941.24ms. Allocated memory was 111.1MB in the beginning and 151.0MB in the end (delta: 39.8MB). Free memory was 76.2MB in the beginning and 120.5MB in the end (delta: -44.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 15:52:09,864 INFO L158 Benchmark]: Boogie Procedure Inliner took 205.24ms. Allocated memory is still 151.0MB. Free memory was 120.5MB in the beginning and 104.5MB in the end (delta: 16.0MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:09,865 INFO L158 Benchmark]: Boogie Preprocessor took 150.87ms. Allocated memory is still 151.0MB. Free memory was 104.5MB in the beginning and 95.2MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:09,866 INFO L158 Benchmark]: RCFGBuilder took 1878.09ms. Allocated memory is still 151.0MB. Free memory was 95.2MB in the beginning and 72.9MB in the end (delta: 22.4MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2021-11-23 15:52:09,875 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 111.1MB. Free memory was 67.0MB in the beginning and 66.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 941.24ms. Allocated memory was 111.1MB in the beginning and 151.0MB in the end (delta: 39.8MB). Free memory was 76.2MB in the beginning and 120.5MB in the end (delta: -44.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 205.24ms. Allocated memory is still 151.0MB. Free memory was 120.5MB in the beginning and 104.5MB in the end (delta: 16.0MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 150.87ms. Allocated memory is still 151.0MB. Free memory was 104.5MB in the beginning and 95.2MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1878.09ms. Allocated memory is still 151.0MB. Free memory was 95.2MB in the beginning and 72.9MB in the end (delta: 22.4MB). Peak memory consumption was 46.3MB. 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 15:52:09,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/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_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/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_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/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 339d0df57823aa1bea53354295970ed66e6abc60d457d19cd7cfd0d27ddbb8a9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:12,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:12,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:12,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:12,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:12,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:12,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:12,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:12,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:12,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:12,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:12,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:12,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:12,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:12,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:12,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:12,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:12,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:12,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:12,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:12,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:12,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:12,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:12,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:12,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:12,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:12,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:12,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:12,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:12,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:12,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:12,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:12,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:12,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:12,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:12,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:12,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:12,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:12,583 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:12,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:12,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:12,591 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:12,638 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:12,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:12,640 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:12,640 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:12,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:12,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:12,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:12,643 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:12,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:12,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:12,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:12,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:12,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:12,645 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:12,645 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:12,646 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:12,646 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:12,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:12,646 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:12,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:12,647 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:12,647 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:12,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:12,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:12,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:12,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:12,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:12,649 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:12,649 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:12,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:12,649 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:12,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:12,650 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_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 339d0df57823aa1bea53354295970ed66e6abc60d457d19cd7cfd0d27ddbb8a9 [2021-11-23 15:52:13,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:13,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:13,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:13,046 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:13,047 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:13,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2021-11-23 15:52:13,106 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/data/1879662b1/10684f8c51a14a93ad0037fdcb0f6576/FLAG30bfa9c5a [2021-11-23 15:52:13,854 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:13,856 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2021-11-23 15:52:13,872 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/data/1879662b1/10684f8c51a14a93ad0037fdcb0f6576/FLAG30bfa9c5a [2021-11-23 15:52:14,015 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/data/1879662b1/10684f8c51a14a93ad0037fdcb0f6576 [2021-11-23 15:52:14,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:14,018 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:14,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:14,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:14,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:14,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:14" (1/1) ... [2021-11-23 15:52:14,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69a89d22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:14, skipping insertion in model container [2021-11-23 15:52:14,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:14" (1/1) ... [2021-11-23 15:52:14,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:14,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:14,446 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_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/sv-benchmarks/c/eca-rers2012/Problem11_label01.c[8261,8274] [2021-11-23 15:52:14,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:14,730 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:14,762 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_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/sv-benchmarks/c/eca-rers2012/Problem11_label01.c[8261,8274] [2021-11-23 15:52:14,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:14,945 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:14,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:14 WrapperNode [2021-11-23 15:52:14,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:14,948 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:14,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:14,949 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:14,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:14" (1/1) ... [2021-11-23 15:52:14,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:14" (1/1) ... [2021-11-23 15:52:15,079 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 997 [2021-11-23 15:52:15,080 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:15,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:15,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:15,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:15,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:14" (1/1) ... [2021-11-23 15:52:15,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:14" (1/1) ... [2021-11-23 15:52:15,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:14" (1/1) ... [2021-11-23 15:52:15,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:14" (1/1) ... [2021-11-23 15:52:15,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:14" (1/1) ... [2021-11-23 15:52:15,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:14" (1/1) ... [2021-11-23 15:52:15,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:14" (1/1) ... [2021-11-23 15:52:15,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:15,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:15,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:15,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:15,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:14" (1/1) ... [2021-11-23 15:52:15,179 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:15,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:15,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:15,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:15,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:15,369 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:15,370 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:23,431 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:23,500 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 15:52:23,505 INFO L158 Benchmark]: Toolchain (without parser) took 9485.62ms. Allocated memory was 71.3MB in the beginning and 117.4MB in the end (delta: 46.1MB). Free memory was 45.8MB in the beginning and 81.1MB in the end (delta: -35.3MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2021-11-23 15:52:23,505 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory is still 34.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:23,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 915.53ms. Allocated memory is still 71.3MB. Free memory was 45.6MB in the beginning and 32.4MB in the end (delta: 13.2MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2021-11-23 15:52:23,510 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.93ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 32.4MB in the beginning and 64.5MB in the end (delta: -32.1MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:23,516 INFO L158 Benchmark]: Boogie Preprocessor took 88.64ms. Allocated memory is still 94.4MB. Free memory was 64.5MB in the beginning and 57.6MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:23,517 INFO L158 Benchmark]: RCFGBuilder took 8332.51ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 57.6MB in the beginning and 81.1MB in the end (delta: -23.6MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:23,521 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory is still 34.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 915.53ms. Allocated memory is still 71.3MB. Free memory was 45.6MB in the beginning and 32.4MB in the end (delta: 13.2MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.93ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 32.4MB in the beginning and 64.5MB in the end (delta: -32.1MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.64ms. Allocated memory is still 94.4MB. Free memory was 64.5MB in the beginning and 57.6MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 8332.51ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 57.6MB in the beginning and 81.1MB in the end (delta: -23.6MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:23,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6cec6d0-e599-4f52-9fa3-ba245a0421c9/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