./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label38.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_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/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_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label38.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/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_a419ac03-c574-4730-a56d-c473e110c09c/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 d114707eafd90532a2ab975dd62c946ad09d2721deb13cc7462714c1bc31836f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:20,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:20,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:20,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:20,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:20,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:20,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:20,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:20,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:20,541 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:20,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:20,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:20,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:20,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:20,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:20,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:20,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:20,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:20,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:20,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:20,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:20,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:20,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:20,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:20,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:20,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:20,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:20,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:20,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:20,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:20,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:20,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:20,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:20,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:20,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:20,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:20,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:20,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:20,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:20,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:20,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:20,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:49:20,635 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:20,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:20,636 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:20,637 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:20,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:20,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:20,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:20,638 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:20,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:49:20,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:20,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:20,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:20,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:20,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:20,639 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:20,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:20,640 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:20,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:20,640 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:20,640 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:20,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:20,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:20,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:20,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:20,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:20,641 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:49:20,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:49:20,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:20,642 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_a419ac03-c574-4730-a56d-c473e110c09c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d114707eafd90532a2ab975dd62c946ad09d2721deb13cc7462714c1bc31836f [2021-11-23 15:49:20,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:20,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:20,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:20,947 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:20,948 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:20,949 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label38.c [2021-11-23 15:49:21,017 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/data/a235edc0e/3fe3a2115b5b4839bdf5d83881f31f27/FLAGd490796df [2021-11-23 15:49:24,809 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:24,810 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/sv-benchmarks/c/eca-rers2012/Problem08_label38.c [2021-11-23 15:49:25,082 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/data/a235edc0e/3fe3a2115b5b4839bdf5d83881f31f27/FLAGd490796df [2021-11-23 15:49:25,331 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/data/a235edc0e/3fe3a2115b5b4839bdf5d83881f31f27 [2021-11-23 15:49:25,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:25,334 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:25,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:25,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:25,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:25,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:25" (1/1) ... [2021-11-23 15:49:25,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4704949a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:25, skipping insertion in model container [2021-11-23 15:49:25,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:25" (1/1) ... [2021-11-23 15:49:25,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:27,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:52,859 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_a419ac03-c574-4730-a56d-c473e110c09c/sv-benchmarks/c/eca-rers2012/Problem08_label38.c[5714223,5714236] [2021-11-23 15:49:52,984 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:52,993 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:06,840 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_a419ac03-c574-4730-a56d-c473e110c09c/sv-benchmarks/c/eca-rers2012/Problem08_label38.c[5714223,5714236] [2021-11-23 15:50:06,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:11,777 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:11,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:11 WrapperNode [2021-11-23 15:50:11,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:11,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:11,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:11,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:11,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:11" (1/1) ... [2021-11-23 15:50:13,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:11" (1/1) ... [2021-11-23 15:50:18,785 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:50:18,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:18,786 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:18,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:18,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:18,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:11" (1/1) ... [2021-11-23 15:50:18,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:11" (1/1) ... [2021-11-23 15:50:19,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:11" (1/1) ... [2021-11-23 15:50:19,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:11" (1/1) ... [2021-11-23 15:50:22,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:11" (1/1) ... [2021-11-23 15:50:23,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:11" (1/1) ... [2021-11-23 15:50:23,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:11" (1/1) ... [2021-11-23 15:50:24,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:24,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:24,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:24,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:24,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:11" (1/1) ... [2021-11-23 15:50:24,538 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:24,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:24,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:24,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:50:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:24,822 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:24,824 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:32,855 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:33,068 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 15:51:33,074 INFO L158 Benchmark]: Toolchain (without parser) took 127738.58ms. Allocated memory was 1.3GB in the beginning and 12.4GB in the end (delta: 11.1GB). Free memory was 960.8MB in the beginning and 8.4GB in the end (delta: -7.4GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:51:33,075 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 90.2MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:33,076 INFO L158 Benchmark]: CACSL2BoogieTranslator took 46441.84ms. Allocated memory was 1.3GB in the beginning and 5.9GB in the end (delta: 4.7GB). Free memory was 960.8MB in the beginning and 4.0GB in the end (delta: -3.0GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. [2021-11-23 15:51:33,077 INFO L158 Benchmark]: Boogie Procedure Inliner took 7007.04ms. Allocated memory was 5.9GB in the beginning and 8.7GB in the end (delta: 2.7GB). Free memory was 4.0GB in the beginning and 6.1GB in the end (delta: -2.1GB). Peak memory consumption was 920.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:33,078 INFO L158 Benchmark]: Boogie Preprocessor took 5740.82ms. Allocated memory was 8.7GB in the beginning and 11.2GB in the end (delta: 2.5GB). Free memory was 6.1GB in the beginning and 8.1GB in the end (delta: -2.0GB). Peak memory consumption was 751.8MB. Max. memory is 16.1GB. [2021-11-23 15:51:33,079 INFO L158 Benchmark]: RCFGBuilder took 68543.54ms. Allocated memory was 11.2GB in the beginning and 12.4GB in the end (delta: 1.2GB). Free memory was 8.1GB in the beginning and 8.4GB in the end (delta: -282.1MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 15:51:33,083 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 90.2MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 46441.84ms. Allocated memory was 1.3GB in the beginning and 5.9GB in the end (delta: 4.7GB). Free memory was 960.8MB in the beginning and 4.0GB in the end (delta: -3.0GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7007.04ms. Allocated memory was 5.9GB in the beginning and 8.7GB in the end (delta: 2.7GB). Free memory was 4.0GB in the beginning and 6.1GB in the end (delta: -2.1GB). Peak memory consumption was 920.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5740.82ms. Allocated memory was 8.7GB in the beginning and 11.2GB in the end (delta: 2.5GB). Free memory was 6.1GB in the beginning and 8.1GB in the end (delta: -2.0GB). Peak memory consumption was 751.8MB. Max. memory is 16.1GB. * RCFGBuilder took 68543.54ms. Allocated memory was 11.2GB in the beginning and 12.4GB in the end (delta: 1.2GB). Free memory was 8.1GB in the beginning and 8.4GB in the end (delta: -282.1MB). Peak memory consumption was 1.0GB. 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 15:51:33,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/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_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/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_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label38.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/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_a419ac03-c574-4730-a56d-c473e110c09c/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 d114707eafd90532a2ab975dd62c946ad09d2721deb13cc7462714c1bc31836f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:35,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:35,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:35,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:35,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:35,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:35,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:35,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:35,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:35,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:35,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:35,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:35,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:35,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:35,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:35,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:35,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:35,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:35,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:35,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:35,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:35,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:35,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:35,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:35,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:35,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:35,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:35,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:35,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:35,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:35,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:35,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:35,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:35,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:35,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:35,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:35,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:35,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:35,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:35,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:35,813 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:35,814 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:35,843 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:35,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:35,847 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:35,848 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:35,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:35,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:35,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:35,850 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:35,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:35,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:35,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:35,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:35,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:35,852 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:35,852 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:35,852 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:35,853 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:35,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:35,853 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:35,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:35,854 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:35,854 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:35,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:35,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:35,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:35,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:35,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:35,856 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:35,856 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:35,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:35,856 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:35,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:35,857 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_a419ac03-c574-4730-a56d-c473e110c09c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d114707eafd90532a2ab975dd62c946ad09d2721deb13cc7462714c1bc31836f [2021-11-23 15:51:36,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:36,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:36,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:36,332 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:36,333 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:36,334 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label38.c [2021-11-23 15:51:36,395 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/data/c15b96b0f/93bf064bf2384bc1a40667370a6888c5/FLAG406e92315 [2021-11-23 15:51:40,344 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:40,345 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/sv-benchmarks/c/eca-rers2012/Problem08_label38.c [2021-11-23 15:51:40,614 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/data/c15b96b0f/93bf064bf2384bc1a40667370a6888c5/FLAG406e92315 [2021-11-23 15:51:40,806 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/data/c15b96b0f/93bf064bf2384bc1a40667370a6888c5 [2021-11-23 15:51:40,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:40,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:40,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:40,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:40,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:40,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:40" (1/1) ... [2021-11-23 15:51:40,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19657416 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:40, skipping insertion in model container [2021-11-23 15:51:40,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:40" (1/1) ... [2021-11-23 15:51:40,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:42,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:08,656 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_a419ac03-c574-4730-a56d-c473e110c09c/sv-benchmarks/c/eca-rers2012/Problem08_label38.c[5714223,5714236] [2021-11-23 15:52:08,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:08,792 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:23,050 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_a419ac03-c574-4730-a56d-c473e110c09c/sv-benchmarks/c/eca-rers2012/Problem08_label38.c[5714223,5714236] [2021-11-23 15:52:23,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:27,262 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:27,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:27 WrapperNode [2021-11-23 15:52:27,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:27,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:27,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:27,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:27,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:27" (1/1) ... [2021-11-23 15:52:29,017 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:27" (1/1) ... [2021-11-23 15:52:33,762 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 15:52:33,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:33,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:33,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:33,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:33,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:27" (1/1) ... [2021-11-23 15:52:33,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:27" (1/1) ... [2021-11-23 15:52:35,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:27" (1/1) ... [2021-11-23 15:52:35,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:27" (1/1) ... [2021-11-23 15:52:37,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:27" (1/1) ... [2021-11-23 15:52:38,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:27" (1/1) ... [2021-11-23 15:52:38,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:27" (1/1) ... [2021-11-23 15:52:39,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:39,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:39,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:39,177 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:39,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:27" (1/1) ... [2021-11-23 15:52:39,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:39,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:39,228 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:39,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:39,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:39,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:39,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:39,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:39,509 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:39,511 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:24,028 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:24,276 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 15:54:24,284 INFO L158 Benchmark]: Toolchain (without parser) took 163470.66ms. Allocated memory was 1.0GB in the beginning and 12.8GB in the end (delta: 11.7GB). Free memory was 721.4MB in the beginning and 9.2GB in the end (delta: -8.5GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:54:24,285 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory was 46.1MB in the beginning and 46.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:24,287 INFO L158 Benchmark]: CACSL2BoogieTranslator took 46450.97ms. Allocated memory was 1.0GB in the beginning and 6.5GB in the end (delta: 5.4GB). Free memory was 721.4MB in the beginning and 4.4GB in the end (delta: -3.7GB). Peak memory consumption was 3.4GB. Max. memory is 16.1GB. [2021-11-23 15:54:24,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 6498.82ms. Allocated memory was 6.5GB in the beginning and 9.9GB in the end (delta: 3.4GB). Free memory was 4.4GB in the beginning and 7.1GB in the end (delta: -2.7GB). Peak memory consumption was 725.6MB. Max. memory is 16.1GB. [2021-11-23 15:54:24,289 INFO L158 Benchmark]: Boogie Preprocessor took 5410.53ms. Allocated memory is still 9.9GB. Free memory was 7.1GB in the beginning and 6.7GB in the end (delta: 415.2MB). Peak memory consumption was 572.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:24,290 INFO L158 Benchmark]: RCFGBuilder took 105104.99ms. Allocated memory was 9.9GB in the beginning and 12.8GB in the end (delta: 2.9GB). Free memory was 6.7GB in the beginning and 9.2GB in the end (delta: -2.5GB). Peak memory consumption was 920.6MB. Max. memory is 16.1GB. [2021-11-23 15:54:24,300 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory was 46.1MB in the beginning and 46.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 46450.97ms. Allocated memory was 1.0GB in the beginning and 6.5GB in the end (delta: 5.4GB). Free memory was 721.4MB in the beginning and 4.4GB in the end (delta: -3.7GB). Peak memory consumption was 3.4GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6498.82ms. Allocated memory was 6.5GB in the beginning and 9.9GB in the end (delta: 3.4GB). Free memory was 4.4GB in the beginning and 7.1GB in the end (delta: -2.7GB). Peak memory consumption was 725.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5410.53ms. Allocated memory is still 9.9GB. Free memory was 7.1GB in the beginning and 6.7GB in the end (delta: 415.2MB). Peak memory consumption was 572.5MB. Max. memory is 16.1GB. * RCFGBuilder took 105104.99ms. Allocated memory was 9.9GB in the beginning and 12.8GB in the end (delta: 2.9GB). Free memory was 6.7GB in the beginning and 9.2GB in the end (delta: -2.5GB). Peak memory consumption was 920.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:24,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a419ac03-c574-4730-a56d-c473e110c09c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable