./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label05.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_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/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_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/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_71138f99-7403-41c6-bbef-635d8f69b0e5/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 2ea12ffc975ada753ad94325ec0fcf0e28ffab5978a0a25a285468bb1ba6196d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:43,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:43,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:43,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:43,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:43,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:43,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:43,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:43,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:43,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:43,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:43,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:43,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:43,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:43,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:43,515 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:43,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:43,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:43,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:43,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:43,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:43,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:43,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:43,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:43,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:43,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:43,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:43,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:43,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:43,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:43,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:43,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:43,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:43,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:43,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:43,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:43,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:43,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:43,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:43,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:43,569 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:43,570 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:33:43,597 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:43,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:43,598 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:43,598 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:43,599 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:43,599 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:43,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:43,599 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:43,599 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:33:43,600 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:43,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:43,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:43,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:43,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:43,601 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:43,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:43,601 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:43,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:43,601 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:43,602 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:43,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:43,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:43,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:43,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:43,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:43,616 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:33:43,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:33:43,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:43,617 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_71138f99-7403-41c6-bbef-635d8f69b0e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ea12ffc975ada753ad94325ec0fcf0e28ffab5978a0a25a285468bb1ba6196d [2021-11-23 15:33:43,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:43,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:43,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:43,947 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:43,949 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:43,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label05.c [2021-11-23 15:33:44,027 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/data/006ea7463/68f35059c447440eb5f277af040e2c0f/FLAG365d9f9b8 [2021-11-23 15:33:45,131 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:45,132 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/sv-benchmarks/c/eca-rers2012/Problem06_label05.c [2021-11-23 15:33:45,199 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/data/006ea7463/68f35059c447440eb5f277af040e2c0f/FLAG365d9f9b8 [2021-11-23 15:33:45,391 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/data/006ea7463/68f35059c447440eb5f277af040e2c0f [2021-11-23 15:33:45,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:45,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:45,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:45,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:45,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:45,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:45" (1/1) ... [2021-11-23 15:33:45,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21c36932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:45, skipping insertion in model container [2021-11-23 15:33:45,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:45" (1/1) ... [2021-11-23 15:33:45,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:45,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:48,298 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_71138f99-7403-41c6-bbef-635d8f69b0e5/sv-benchmarks/c/eca-rers2012/Problem06_label05.c[332174,332187] [2021-11-23 15:33:48,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:48,352 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:49,762 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_71138f99-7403-41c6-bbef-635d8f69b0e5/sv-benchmarks/c/eca-rers2012/Problem06_label05.c[332174,332187] [2021-11-23 15:33:49,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:49,830 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:49,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:49 WrapperNode [2021-11-23 15:33:49,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:49,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:49,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:49,834 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:49,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:49" (1/1) ... [2021-11-23 15:33:49,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:49" (1/1) ... [2021-11-23 15:33:50,385 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:33:50,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:50,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:50,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:50,387 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:50,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:49" (1/1) ... [2021-11-23 15:33:50,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:49" (1/1) ... [2021-11-23 15:33:50,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:49" (1/1) ... [2021-11-23 15:33:50,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:49" (1/1) ... [2021-11-23 15:33:50,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:49" (1/1) ... [2021-11-23 15:33:50,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:49" (1/1) ... [2021-11-23 15:33:50,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:49" (1/1) ... [2021-11-23 15:33:50,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:50,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:50,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:50,904 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:50,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:49" (1/1) ... [2021-11-23 15:33:50,913 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:50,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:50,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:50,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:33:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:51,085 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:51,087 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:57,868 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:57,930 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:33:57,935 INFO L158 Benchmark]: Toolchain (without parser) took 12536.06ms. Allocated memory was 107.0MB in the beginning and 847.2MB in the end (delta: 740.3MB). Free memory was 55.8MB in the beginning and 647.5MB in the end (delta: -591.7MB). Peak memory consumption was 333.5MB. Max. memory is 16.1GB. [2021-11-23 15:33:57,936 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:57,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4430.19ms. Allocated memory was 107.0MB in the beginning and 249.6MB in the end (delta: 142.6MB). Free memory was 55.5MB in the beginning and 145.3MB in the end (delta: -89.9MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. [2021-11-23 15:33:57,938 INFO L158 Benchmark]: Boogie Procedure Inliner took 553.27ms. Allocated memory is still 249.6MB. Free memory was 145.3MB in the beginning and 121.5MB in the end (delta: 23.9MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. [2021-11-23 15:33:57,939 INFO L158 Benchmark]: Boogie Preprocessor took 516.05ms. Allocated memory was 249.6MB in the beginning and 423.6MB in the end (delta: 174.1MB). Free memory was 121.5MB in the beginning and 267.7MB in the end (delta: -146.2MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. [2021-11-23 15:33:57,940 INFO L158 Benchmark]: RCFGBuilder took 7029.71ms. Allocated memory was 423.6MB in the beginning and 847.2MB in the end (delta: 423.6MB). Free memory was 267.7MB in the beginning and 647.5MB in the end (delta: -379.8MB). Peak memory consumption was 230.5MB. Max. memory is 16.1GB. [2021-11-23 15:33:57,944 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4430.19ms. Allocated memory was 107.0MB in the beginning and 249.6MB in the end (delta: 142.6MB). Free memory was 55.5MB in the beginning and 145.3MB in the end (delta: -89.9MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 553.27ms. Allocated memory is still 249.6MB. Free memory was 145.3MB in the beginning and 121.5MB in the end (delta: 23.9MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 516.05ms. Allocated memory was 249.6MB in the beginning and 423.6MB in the end (delta: 174.1MB). Free memory was 121.5MB in the beginning and 267.7MB in the end (delta: -146.2MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. * RCFGBuilder took 7029.71ms. Allocated memory was 423.6MB in the beginning and 847.2MB in the end (delta: 423.6MB). Free memory was 267.7MB in the beginning and 647.5MB in the end (delta: -379.8MB). Peak memory consumption was 230.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:33:58,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/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_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/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_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/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_71138f99-7403-41c6-bbef-635d8f69b0e5/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 2ea12ffc975ada753ad94325ec0fcf0e28ffab5978a0a25a285468bb1ba6196d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:00,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:00,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:00,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:00,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:00,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:00,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:00,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:00,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:00,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:00,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:00,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:00,753 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:00,754 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:00,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:00,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:00,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:00,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:00,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:00,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:00,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:00,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:00,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:00,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:00,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:00,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:00,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:00,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:00,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:00,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:00,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:00,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:00,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:00,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:00,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:00,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:00,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:00,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:00,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:00,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:00,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:00,789 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:34:00,817 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:00,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:00,818 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:00,818 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:00,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:00,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:00,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:00,820 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:00,820 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:00,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:00,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:00,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:00,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:00,821 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:34:00,821 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:34:00,821 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:34:00,822 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:00,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:00,822 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:00,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:00,822 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:00,823 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:00,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:00,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:00,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:00,824 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:00,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:00,824 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:34:00,824 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:34:00,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:00,825 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:34:00,825 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:34:00,825 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_71138f99-7403-41c6-bbef-635d8f69b0e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ea12ffc975ada753ad94325ec0fcf0e28ffab5978a0a25a285468bb1ba6196d [2021-11-23 15:34:01,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:01,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:01,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:01,277 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:01,278 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:01,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label05.c [2021-11-23 15:34:01,368 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/data/49f34ecaa/0901bf3eb20c486cb0348d6c2e20f086/FLAGb93715f1e [2021-11-23 15:34:02,645 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:02,646 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/sv-benchmarks/c/eca-rers2012/Problem06_label05.c [2021-11-23 15:34:02,703 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/data/49f34ecaa/0901bf3eb20c486cb0348d6c2e20f086/FLAGb93715f1e [2021-11-23 15:34:02,859 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/data/49f34ecaa/0901bf3eb20c486cb0348d6c2e20f086 [2021-11-23 15:34:02,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:02,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:02,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:02,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:02,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:02,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:02" (1/1) ... [2021-11-23 15:34:02,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58b46dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:02, skipping insertion in model container [2021-11-23 15:34:02,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:02" (1/1) ... [2021-11-23 15:34:02,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:03,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:05,329 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_71138f99-7403-41c6-bbef-635d8f69b0e5/sv-benchmarks/c/eca-rers2012/Problem06_label05.c[332174,332187] [2021-11-23 15:34:05,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:05,388 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:06,659 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_71138f99-7403-41c6-bbef-635d8f69b0e5/sv-benchmarks/c/eca-rers2012/Problem06_label05.c[332174,332187] [2021-11-23 15:34:06,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:06,731 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:06,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:06 WrapperNode [2021-11-23 15:34:06,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:06,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:06,734 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:06,734 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:06,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:06" (1/1) ... [2021-11-23 15:34:06,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:06" (1/1) ... [2021-11-23 15:34:07,345 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:34:07,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:07,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:07,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:07,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:07,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:06" (1/1) ... [2021-11-23 15:34:07,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:06" (1/1) ... [2021-11-23 15:34:07,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:06" (1/1) ... [2021-11-23 15:34:07,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:06" (1/1) ... [2021-11-23 15:34:07,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:06" (1/1) ... [2021-11-23 15:34:07,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:06" (1/1) ... [2021-11-23 15:34:07,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:06" (1/1) ... [2021-11-23 15:34:07,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:07,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:07,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:07,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:07,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:06" (1/1) ... [2021-11-23 15:34:07,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:07,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:07,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:07,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:07,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:07,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:07,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:08,079 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:08,081 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:17,706 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:17,766 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 15:34:17,770 INFO L158 Benchmark]: Toolchain (without parser) took 14905.14ms. Allocated memory was 56.6MB in the beginning and 692.1MB in the end (delta: 635.4MB). Free memory was 23.3MB in the beginning and 307.2MB in the end (delta: -283.8MB). Peak memory consumption was 513.5MB. Max. memory is 16.1GB. [2021-11-23 15:34:17,771 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory is still 37.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:17,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3866.29ms. Allocated memory was 56.6MB in the beginning and 178.3MB in the end (delta: 121.6MB). Free memory was 23.1MB in the beginning and 62.4MB in the end (delta: -39.4MB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:17,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 612.25ms. Allocated memory was 178.3MB in the beginning and 320.9MB in the end (delta: 142.6MB). Free memory was 62.4MB in the beginning and 193.5MB in the end (delta: -131.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:17,774 INFO L158 Benchmark]: Boogie Preprocessor took 484.35ms. Allocated memory is still 320.9MB. Free memory was 193.5MB in the beginning and 170.5MB in the end (delta: 23.0MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:17,775 INFO L158 Benchmark]: RCFGBuilder took 9935.35ms. Allocated memory was 320.9MB in the beginning and 692.1MB in the end (delta: 371.2MB). Free memory was 170.5MB in the beginning and 307.2MB in the end (delta: -136.7MB). Peak memory consumption was 396.4MB. Max. memory is 16.1GB. [2021-11-23 15:34:17,779 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory is still 37.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3866.29ms. Allocated memory was 56.6MB in the beginning and 178.3MB in the end (delta: 121.6MB). Free memory was 23.1MB in the beginning and 62.4MB in the end (delta: -39.4MB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 612.25ms. Allocated memory was 178.3MB in the beginning and 320.9MB in the end (delta: 142.6MB). Free memory was 62.4MB in the beginning and 193.5MB in the end (delta: -131.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 484.35ms. Allocated memory is still 320.9MB. Free memory was 193.5MB in the beginning and 170.5MB in the end (delta: 23.0MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. * RCFGBuilder took 9935.35ms. Allocated memory was 320.9MB in the beginning and 692.1MB in the end (delta: 371.2MB). Free memory was 170.5MB in the beginning and 307.2MB in the end (delta: -136.7MB). Peak memory consumption was 396.4MB. 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 15:34:17,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71138f99-7403-41c6-bbef-635d8f69b0e5/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable