./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label18.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_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/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_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/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_f26c4bf0-3d64-4e93-b272-4e8dad97745a/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 d08db41ae0d7ec8078cc06035e9e84ddb6f4cbeccb0dd0eb818a13f85c4c66c1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:26,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:26,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:26,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:26,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:26,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:26,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:26,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:26,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:26,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:26,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:26,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:26,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:26,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:26,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:26,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:26,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:26,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:26,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:26,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:26,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:26,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:26,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:26,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:26,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:26,558 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:26,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:26,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:26,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:26,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:26,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:26,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:26,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:26,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:26,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:26,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:26,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:26,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:26,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:26,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:26,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:26,576 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:26,625 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:26,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:26,629 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:26,629 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:26,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:26,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:26,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:26,632 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:26,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:26,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:26,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:26,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:26,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:26,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:26,641 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:26,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:26,642 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:26,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:26,643 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:26,643 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:26,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:26,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:26,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:26,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:26,645 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:26,645 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:26,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:26,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:26,646 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_f26c4bf0-3d64-4e93-b272-4e8dad97745a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d08db41ae0d7ec8078cc06035e9e84ddb6f4cbeccb0dd0eb818a13f85c4c66c1 [2021-11-23 15:56:26,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:26,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:26,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:26,985 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:26,987 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:26,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem03_label18.c [2021-11-23 15:56:27,070 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/data/d12519cb8/4f1d2212af804c1daacecdfc9b473cbf/FLAGce3902fdb [2021-11-23 15:56:27,739 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:27,740 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/sv-benchmarks/c/eca-rers2012/Problem03_label18.c [2021-11-23 15:56:27,755 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/data/d12519cb8/4f1d2212af804c1daacecdfc9b473cbf/FLAGce3902fdb [2021-11-23 15:56:27,933 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/data/d12519cb8/4f1d2212af804c1daacecdfc9b473cbf [2021-11-23 15:56:27,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:27,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:27,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:27,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:27,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:27,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:27" (1/1) ... [2021-11-23 15:56:27,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc3b444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:27, skipping insertion in model container [2021-11-23 15:56:27,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:27" (1/1) ... [2021-11-23 15:56:28,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:28,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:28,806 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_f26c4bf0-3d64-4e93-b272-4e8dad97745a/sv-benchmarks/c/eca-rers2012/Problem03_label18.c[61636,61649] [2021-11-23 15:56:28,835 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:28,844 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:29,161 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_f26c4bf0-3d64-4e93-b272-4e8dad97745a/sv-benchmarks/c/eca-rers2012/Problem03_label18.c[61636,61649] [2021-11-23 15:56:29,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:29,187 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:29,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:29 WrapperNode [2021-11-23 15:56:29,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:29,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:29,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:29,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:29,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:29" (1/1) ... [2021-11-23 15:56:29,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:29" (1/1) ... [2021-11-23 15:56:29,338 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2021-11-23 15:56:29,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:29,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:29,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:29,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:29,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:29" (1/1) ... [2021-11-23 15:56:29,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:29" (1/1) ... [2021-11-23 15:56:29,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:29" (1/1) ... [2021-11-23 15:56:29,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:29" (1/1) ... [2021-11-23 15:56:29,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:29" (1/1) ... [2021-11-23 15:56:29,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:29" (1/1) ... [2021-11-23 15:56:29,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:29" (1/1) ... [2021-11-23 15:56:29,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:29,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:29,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:29,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:29,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:29" (1/1) ... [2021-11-23 15:56:29,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:29,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:29,519 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:29,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:29,704 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:29,706 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:31,471 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:31,529 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 15:56:31,540 INFO L158 Benchmark]: Toolchain (without parser) took 3599.03ms. Allocated memory was 92.3MB in the beginning and 174.1MB in the end (delta: 81.8MB). Free memory was 47.2MB in the beginning and 110.2MB in the end (delta: -63.0MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:31,542 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 69.0MB in the end (delta: 50.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:31,544 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1244.82ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 47.0MB in the beginning and 72.9MB in the end (delta: -25.9MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2021-11-23 15:56:31,545 INFO L158 Benchmark]: Boogie Procedure Inliner took 150.08ms. Allocated memory is still 111.1MB. Free memory was 72.9MB in the beginning and 58.4MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:31,546 INFO L158 Benchmark]: Boogie Preprocessor took 138.22ms. Allocated memory is still 111.1MB. Free memory was 58.4MB in the beginning and 48.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:31,548 INFO L158 Benchmark]: RCFGBuilder took 2058.54ms. Allocated memory was 111.1MB in the beginning and 174.1MB in the end (delta: 62.9MB). Free memory was 48.1MB in the beginning and 110.2MB in the end (delta: -62.1MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:31,558 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 92.3MB. Free memory was 69.1MB in the beginning and 69.0MB in the end (delta: 50.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1244.82ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 47.0MB in the beginning and 72.9MB in the end (delta: -25.9MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 150.08ms. Allocated memory is still 111.1MB. Free memory was 72.9MB in the beginning and 58.4MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 138.22ms. Allocated memory is still 111.1MB. Free memory was 58.4MB in the beginning and 48.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2058.54ms. Allocated memory was 111.1MB in the beginning and 174.1MB in the end (delta: 62.9MB). Free memory was 48.1MB in the beginning and 110.2MB in the end (delta: -62.1MB). Peak memory consumption was 41.7MB. 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 15:56:31,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/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_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/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_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/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_f26c4bf0-3d64-4e93-b272-4e8dad97745a/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 d08db41ae0d7ec8078cc06035e9e84ddb6f4cbeccb0dd0eb818a13f85c4c66c1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:34,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:34,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:34,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:34,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:34,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:34,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:34,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:34,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:34,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:34,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:34,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:34,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:34,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:34,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:34,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:34,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:34,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:34,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:34,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:34,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:34,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:34,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:34,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:34,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:34,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:34,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:34,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:34,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:34,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:34,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:34,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:34,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:34,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:34,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:34,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:34,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:34,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:34,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:34,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:34,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:34,281 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:34,326 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:34,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:34,328 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:34,328 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:34,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:34,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:34,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:34,331 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:34,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:34,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:34,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:34,332 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:34,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:34,333 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:34,333 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:34,333 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:34,333 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:34,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:34,334 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:34,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:34,334 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:34,334 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:34,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:34,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:34,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:34,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:34,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:34,336 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:34,336 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:34,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:34,336 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:34,336 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:34,337 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_f26c4bf0-3d64-4e93-b272-4e8dad97745a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d08db41ae0d7ec8078cc06035e9e84ddb6f4cbeccb0dd0eb818a13f85c4c66c1 [2021-11-23 15:56:34,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:34,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:34,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:34,766 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:34,767 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:34,768 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem03_label18.c [2021-11-23 15:56:34,845 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/data/608381f29/74d0b559c9074c4585af5de8849ba0ac/FLAGfe8130a36 [2021-11-23 15:56:35,682 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:35,682 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/sv-benchmarks/c/eca-rers2012/Problem03_label18.c [2021-11-23 15:56:35,703 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/data/608381f29/74d0b559c9074c4585af5de8849ba0ac/FLAGfe8130a36 [2021-11-23 15:56:35,810 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/data/608381f29/74d0b559c9074c4585af5de8849ba0ac [2021-11-23 15:56:35,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:35,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:35,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:35,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:35,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:35,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:35" (1/1) ... [2021-11-23 15:56:35,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@293e2087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:35, skipping insertion in model container [2021-11-23 15:56:35,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:35" (1/1) ... [2021-11-23 15:56:35,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:35,926 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:36,587 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_f26c4bf0-3d64-4e93-b272-4e8dad97745a/sv-benchmarks/c/eca-rers2012/Problem03_label18.c[61636,61649] [2021-11-23 15:56:36,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:36,626 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:36,869 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_f26c4bf0-3d64-4e93-b272-4e8dad97745a/sv-benchmarks/c/eca-rers2012/Problem03_label18.c[61636,61649] [2021-11-23 15:56:36,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:36,893 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:36,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36 WrapperNode [2021-11-23 15:56:36,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:36,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:36,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:36,895 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:36,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:36,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,057 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1769 [2021-11-23 15:56:37,058 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:37,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:37,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:37,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:37,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:37,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:37,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:37,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:37,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:37,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:37,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:37,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:37,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:37,451 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:37,453 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:39,891 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:39,934 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 15:56:39,938 INFO L158 Benchmark]: Toolchain (without parser) took 4119.92ms. Allocated memory was 60.8MB in the beginning and 151.0MB in the end (delta: 90.2MB). Free memory was 33.9MB in the beginning and 96.8MB in the end (delta: -62.9MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:39,939 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 42.2MB in the beginning and 42.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:39,940 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1075.22ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 33.6MB in the beginning and 38.6MB in the end (delta: -5.0MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2021-11-23 15:56:39,941 INFO L158 Benchmark]: Boogie Procedure Inliner took 162.98ms. Allocated memory is still 79.7MB. Free memory was 38.6MB in the beginning and 42.9MB in the end (delta: -4.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:39,942 INFO L158 Benchmark]: Boogie Preprocessor took 140.83ms. Allocated memory is still 79.7MB. Free memory was 42.9MB in the beginning and 32.8MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:39,942 INFO L158 Benchmark]: RCFGBuilder took 2735.44ms. Allocated memory was 79.7MB in the beginning and 151.0MB in the end (delta: 71.3MB). Free memory was 32.8MB in the beginning and 96.8MB in the end (delta: -64.0MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:39,946 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 42.2MB in the beginning and 42.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1075.22ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 33.6MB in the beginning and 38.6MB in the end (delta: -5.0MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 162.98ms. Allocated memory is still 79.7MB. Free memory was 38.6MB in the beginning and 42.9MB in the end (delta: -4.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 140.83ms. Allocated memory is still 79.7MB. Free memory was 42.9MB in the beginning and 32.8MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2735.44ms. Allocated memory was 79.7MB in the beginning and 151.0MB in the end (delta: 71.3MB). Free memory was 32.8MB in the beginning and 96.8MB in the end (delta: -64.0MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:40,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26c4bf0-3d64-4e93-b272-4e8dad97745a/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