./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label15.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_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/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_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/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_8992c963-f11f-47ad-9026-fb7cd989926c/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 c74a9fc611cd640e8aacda017f0a1ef6db7219ef212e2ffc5499141a277c3acd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:40,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:40,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:40,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:40,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:40,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:40,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:40,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:40,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:40,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:40,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:40,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:40,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:40,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:40,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:40,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:40,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:40,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:40,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:40,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:40,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:40,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:40,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:40,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:40,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:40,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:40,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:40,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:40,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:40,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:40,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:40,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:40,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:40,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:40,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:40,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:40,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:40,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:40,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:40,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:40,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:40,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:40,658 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:40,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:40,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:40,661 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:40,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:40,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:40,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:40,663 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:40,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:40,663 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:40,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:40,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:40,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:40,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:40,666 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:40,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:40,666 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:40,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:40,667 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:40,667 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:40,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:40,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:40,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:40,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:40,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:40,669 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:40,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:40,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:40,670 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_8992c963-f11f-47ad-9026-fb7cd989926c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c74a9fc611cd640e8aacda017f0a1ef6db7219ef212e2ffc5499141a277c3acd [2021-11-23 15:52:40,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:41,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:41,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:41,021 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:41,022 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:41,024 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label15.c [2021-11-23 15:52:41,093 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/data/158f983f5/ba74ed7dd06c4d31afe8c4f1d934896b/FLAGeee9135ac [2021-11-23 15:52:41,920 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:41,920 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/sv-benchmarks/c/eca-rers2012/Problem12_label15.c [2021-11-23 15:52:41,961 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/data/158f983f5/ba74ed7dd06c4d31afe8c4f1d934896b/FLAGeee9135ac [2021-11-23 15:52:42,443 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/data/158f983f5/ba74ed7dd06c4d31afe8c4f1d934896b [2021-11-23 15:52:42,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:42,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:42,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:42,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:42,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:42,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11ff1ecf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42, skipping insertion in model container [2021-11-23 15:52:42,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:42,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:42,954 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_8992c963-f11f-47ad-9026-fb7cd989926c/sv-benchmarks/c/eca-rers2012/Problem12_label15.c[6730,6743] [2021-11-23 15:52:43,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:43,984 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:44,023 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_8992c963-f11f-47ad-9026-fb7cd989926c/sv-benchmarks/c/eca-rers2012/Problem12_label15.c[6730,6743] [2021-11-23 15:52:44,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:44,771 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:44,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44 WrapperNode [2021-11-23 15:52:44,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:44,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:44,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:44,775 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:44,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:44,859 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:45,306 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:52:45,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:45,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:45,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:45,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:45,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:45,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:45,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:45,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:45,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:45,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:45,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:45,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:45,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:45,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:45,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:45,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:45,746 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:45,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:45,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:45,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:45,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:45,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:45,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:46,101 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:46,103 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:50,774 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:50,838 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 15:52:50,849 INFO L158 Benchmark]: Toolchain (without parser) took 8399.05ms. Allocated memory was 104.9MB in the beginning and 547.4MB in the end (delta: 442.5MB). Free memory was 55.0MB in the beginning and 400.2MB in the end (delta: -345.2MB). Peak memory consumption was 223.8MB. Max. memory is 16.1GB. [2021-11-23 15:52:50,850 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory was 77.0MB in the beginning and 76.9MB in the end (delta: 29.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:50,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2323.01ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 54.8MB in the beginning and 63.9MB in the end (delta: -9.1MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:50,853 INFO L158 Benchmark]: Boogie Procedure Inliner took 533.98ms. Allocated memory was 132.1MB in the beginning and 195.0MB in the end (delta: 62.9MB). Free memory was 63.9MB in the beginning and 98.9MB in the end (delta: -34.9MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2021-11-23 15:52:50,854 INFO L158 Benchmark]: Boogie Preprocessor took 416.47ms. Allocated memory is still 195.0MB. Free memory was 98.9MB in the beginning and 79.0MB in the end (delta: 19.9MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:50,855 INFO L158 Benchmark]: RCFGBuilder took 5120.36ms. Allocated memory was 195.0MB in the beginning and 547.4MB in the end (delta: 352.3MB). Free memory was 79.0MB in the beginning and 400.2MB in the end (delta: -321.3MB). Peak memory consumption was 157.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:50,865 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory was 77.0MB in the beginning and 76.9MB in the end (delta: 29.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2323.01ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 54.8MB in the beginning and 63.9MB in the end (delta: -9.1MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 533.98ms. Allocated memory was 132.1MB in the beginning and 195.0MB in the end (delta: 62.9MB). Free memory was 63.9MB in the beginning and 98.9MB in the end (delta: -34.9MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 416.47ms. Allocated memory is still 195.0MB. Free memory was 98.9MB in the beginning and 79.0MB in the end (delta: 19.9MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5120.36ms. Allocated memory was 195.0MB in the beginning and 547.4MB in the end (delta: 352.3MB). Free memory was 79.0MB in the beginning and 400.2MB in the end (delta: -321.3MB). Peak memory consumption was 157.5MB. 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 15:52:50,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/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_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/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_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/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_8992c963-f11f-47ad-9026-fb7cd989926c/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 c74a9fc611cd640e8aacda017f0a1ef6db7219ef212e2ffc5499141a277c3acd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:53,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:53,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:53,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:53,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:53,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:53,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:53,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:53,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:53,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:53,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:53,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:53,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:53,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:53,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:53,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:53,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:53,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:53,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:53,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:53,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:53,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:53,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:53,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:53,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:53,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:53,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:53,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:53,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:53,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:53,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:53,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:53,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:53,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:53,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:53,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:53,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:53,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:53,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:53,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:53,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:53,560 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:53,603 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:53,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:53,604 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:53,605 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:53,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:53,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:53,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:53,607 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:53,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:53,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:53,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:53,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:53,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:53,609 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:53,609 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:53,609 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:53,609 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:53,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:53,609 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:53,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:53,610 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:53,610 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:53,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:53,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:53,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:53,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:53,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:53,611 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:53,611 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:53,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:53,612 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:53,612 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:53,612 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_8992c963-f11f-47ad-9026-fb7cd989926c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c74a9fc611cd640e8aacda017f0a1ef6db7219ef212e2ffc5499141a277c3acd [2021-11-23 15:52:54,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:54,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:54,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:54,040 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:54,041 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:54,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label15.c [2021-11-23 15:52:54,116 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/data/8508c7be9/544dad3bbcdc4cd79a3b5dc182917f03/FLAG17fc886f6 [2021-11-23 15:52:55,071 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:55,072 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/sv-benchmarks/c/eca-rers2012/Problem12_label15.c [2021-11-23 15:52:55,101 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/data/8508c7be9/544dad3bbcdc4cd79a3b5dc182917f03/FLAG17fc886f6 [2021-11-23 15:52:55,559 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/data/8508c7be9/544dad3bbcdc4cd79a3b5dc182917f03 [2021-11-23 15:52:55,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:55,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:55,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:55,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:55,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:55,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:55" (1/1) ... [2021-11-23 15:52:55,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@479ba375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:55, skipping insertion in model container [2021-11-23 15:52:55,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:55" (1/1) ... [2021-11-23 15:52:55,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:55,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:56,166 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_8992c963-f11f-47ad-9026-fb7cd989926c/sv-benchmarks/c/eca-rers2012/Problem12_label15.c[6730,6743] [2021-11-23 15:52:57,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:57,253 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:57,302 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_8992c963-f11f-47ad-9026-fb7cd989926c/sv-benchmarks/c/eca-rers2012/Problem12_label15.c[6730,6743] [2021-11-23 15:52:58,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:58,145 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:58,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58 WrapperNode [2021-11-23 15:52:58,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:58,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:58,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:58,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:58,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,466 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:52:58,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:58,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:58,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:58,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:58,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:58,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:58,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:58,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:58,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:58,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:58,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:58,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:59,166 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:59,168 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:27,007 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:27,083 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 15:53:27,091 INFO L158 Benchmark]: Toolchain (without parser) took 31525.23ms. Allocated memory was 60.8MB in the beginning and 400.6MB in the end (delta: 339.7MB). Free memory was 23.9MB in the beginning and 250.0MB in the end (delta: -226.1MB). Peak memory consumption was 194.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:27,093 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:27,095 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2579.10ms. Allocated memory was 60.8MB in the beginning and 107.0MB in the end (delta: 46.1MB). Free memory was 23.7MB in the beginning and 52.0MB in the end (delta: -28.3MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2021-11-23 15:53:27,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 318.49ms. Allocated memory is still 107.0MB. Free memory was 51.5MB in the beginning and 36.3MB in the end (delta: 15.2MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2021-11-23 15:53:27,097 INFO L158 Benchmark]: Boogie Preprocessor took 453.28ms. Allocated memory is still 107.0MB. Free memory was 36.3MB in the beginning and 31.7MB in the end (delta: 4.6MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2021-11-23 15:53:27,098 INFO L158 Benchmark]: RCFGBuilder took 28165.81ms. Allocated memory was 107.0MB in the beginning and 400.6MB in the end (delta: 293.6MB). Free memory was 31.5MB in the beginning and 250.0MB in the end (delta: -218.5MB). Peak memory consumption was 156.3MB. Max. memory is 16.1GB. [2021-11-23 15:53:27,109 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2579.10ms. Allocated memory was 60.8MB in the beginning and 107.0MB in the end (delta: 46.1MB). Free memory was 23.7MB in the beginning and 52.0MB in the end (delta: -28.3MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 318.49ms. Allocated memory is still 107.0MB. Free memory was 51.5MB in the beginning and 36.3MB in the end (delta: 15.2MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 453.28ms. Allocated memory is still 107.0MB. Free memory was 36.3MB in the beginning and 31.7MB in the end (delta: 4.6MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * RCFGBuilder took 28165.81ms. Allocated memory was 107.0MB in the beginning and 400.6MB in the end (delta: 293.6MB). Free memory was 31.5MB in the beginning and 250.0MB in the end (delta: -218.5MB). Peak memory consumption was 156.3MB. 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 15:53:27,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8992c963-f11f-47ad-9026-fb7cd989926c/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