./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark34_conjunctive.i --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_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/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_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark34_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/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_9f66d685-ff54-4842-94b3-d17573bafc23/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 0414607cdfaf86248673acc731020b311087823754eb03e229e19e48245fa120 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:39:10,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:39:10,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:39:10,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:39:10,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:39:10,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:39:10,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:39:10,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:39:10,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:39:10,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:39:10,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:39:10,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:39:10,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:39:10,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:39:10,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:39:10,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:39:10,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:39:10,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:39:10,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:39:10,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:39:10,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:39:10,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:39:10,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:39:10,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:39:10,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:39:10,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:39:10,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:39:10,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:39:10,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:39:10,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:39:10,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:39:10,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:39:10,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:39:10,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:39:10,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:39:10,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:39:10,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:39:10,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:39:10,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:39:10,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:39:10,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:39:10,551 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:39:10,584 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:39:10,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:39:10,586 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:39:10,586 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:39:10,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:39:10,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:39:10,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:39:10,589 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:39:10,589 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:39:10,589 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:39:10,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:39:10,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:39:10,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:39:10,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:39:10,591 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:39:10,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:39:10,591 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:39:10,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:39:10,592 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:39:10,592 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:39:10,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:39:10,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:10,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:39:10,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:39:10,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:39:10,594 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:39:10,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:39:10,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:39:10,595 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_9f66d685-ff54-4842-94b3-d17573bafc23/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0414607cdfaf86248673acc731020b311087823754eb03e229e19e48245fa120 [2021-11-23 15:39:10,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:39:10,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:39:10,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:39:10,978 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:39:10,980 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:39:10,984 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-zilu/benchmark34_conjunctive.i [2021-11-23 15:39:11,081 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/data/f06b61490/219a1300ba4f487995fdbf3cd25e5303/FLAG5a166babd [2021-11-23 15:39:11,652 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:39:11,654 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/sv-benchmarks/c/loop-zilu/benchmark34_conjunctive.i [2021-11-23 15:39:11,670 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/data/f06b61490/219a1300ba4f487995fdbf3cd25e5303/FLAG5a166babd [2021-11-23 15:39:12,009 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/data/f06b61490/219a1300ba4f487995fdbf3cd25e5303 [2021-11-23 15:39:12,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:39:12,018 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:39:12,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:12,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:39:12,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:39:12,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:12" (1/1) ... [2021-11-23 15:39:12,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c602e78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:12, skipping insertion in model container [2021-11-23 15:39:12,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:12" (1/1) ... [2021-11-23 15:39:12,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:39:12,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:12,330 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_9f66d685-ff54-4842-94b3-d17573bafc23/sv-benchmarks/c/loop-zilu/benchmark34_conjunctive.i[873,886] [2021-11-23 15:39:12,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:12,364 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:39:12,384 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_9f66d685-ff54-4842-94b3-d17573bafc23/sv-benchmarks/c/loop-zilu/benchmark34_conjunctive.i[873,886] [2021-11-23 15:39:12,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:12,410 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:39:12,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:12 WrapperNode [2021-11-23 15:39:12,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:12,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:12,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:39:12,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:39:12,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:12" (1/1) ... [2021-11-23 15:39:12,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:12" (1/1) ... [2021-11-23 15:39:12,460 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37 [2021-11-23 15:39:12,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:12,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:39:12,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:39:12,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:39:12,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:12" (1/1) ... [2021-11-23 15:39:12,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:12" (1/1) ... [2021-11-23 15:39:12,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:12" (1/1) ... [2021-11-23 15:39:12,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:12" (1/1) ... [2021-11-23 15:39:12,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:12" (1/1) ... [2021-11-23 15:39:12,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:12" (1/1) ... [2021-11-23 15:39:12,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:12" (1/1) ... [2021-11-23 15:39:12,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:39:12,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:39:12,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:39:12,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:39:12,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:12" (1/1) ... [2021-11-23 15:39:12,520 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:12,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:39:12,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:39:12,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:39:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:39:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:39:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:39:12,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:39:12,696 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:39:12,698 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:39:12,883 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:39:12,910 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 15:39:12,916 INFO L158 Benchmark]: Toolchain (without parser) took 896.44ms. Allocated memory was 109.1MB in the beginning and 155.2MB in the end (delta: 46.1MB). Free memory was 76.5MB in the beginning and 118.3MB in the end (delta: -41.8MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2021-11-23 15:39:12,917 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory was 64.3MB in the beginning and 64.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:12,918 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.34ms. Allocated memory was 109.1MB in the beginning and 155.2MB in the end (delta: 46.1MB). Free memory was 76.5MB in the beginning and 130.1MB in the end (delta: -53.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:39:12,919 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.61ms. Allocated memory is still 155.2MB. Free memory was 130.1MB in the beginning and 128.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:39:12,920 INFO L158 Benchmark]: Boogie Preprocessor took 43.97ms. Allocated memory is still 155.2MB. Free memory was 128.8MB in the beginning and 127.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:12,922 INFO L158 Benchmark]: RCFGBuilder took 406.01ms. Allocated memory is still 155.2MB. Free memory was 127.5MB in the beginning and 118.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:39:12,943 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory was 64.3MB in the beginning and 64.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.34ms. Allocated memory was 109.1MB in the beginning and 155.2MB in the end (delta: 46.1MB). Free memory was 76.5MB in the beginning and 130.1MB in the end (delta: -53.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.61ms. Allocated memory is still 155.2MB. Free memory was 130.1MB in the beginning and 128.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.97ms. Allocated memory is still 155.2MB. Free memory was 128.8MB in the beginning and 127.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 406.01ms. Allocated memory is still 155.2MB. Free memory was 127.5MB in the beginning and 118.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:39:13,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/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_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/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_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark34_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/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_9f66d685-ff54-4842-94b3-d17573bafc23/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 0414607cdfaf86248673acc731020b311087823754eb03e229e19e48245fa120 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:39:15,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:39:15,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:39:15,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:39:15,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:39:15,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:39:15,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:39:15,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:39:15,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:39:15,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:39:15,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:39:15,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:39:15,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:39:15,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:39:15,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:39:15,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:39:15,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:39:15,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:39:15,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:39:15,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:39:15,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:39:15,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:39:15,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:39:15,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:39:15,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:39:15,743 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:39:15,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:39:15,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:39:15,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:39:15,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:39:15,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:39:15,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:39:15,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:39:15,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:39:15,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:39:15,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:39:15,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:39:15,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:39:15,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:39:15,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:39:15,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:39:15,755 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:39:15,789 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:39:15,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:39:15,791 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:39:15,791 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:39:15,792 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:39:15,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:39:15,793 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:39:15,793 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:39:15,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:39:15,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:39:15,795 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:39:15,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:39:15,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:39:15,796 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:39:15,796 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:39:15,796 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:39:15,796 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:39:15,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:39:15,797 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:39:15,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:39:15,797 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:39:15,798 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:39:15,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:39:15,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:15,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:39:15,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:39:15,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:39:15,799 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:39:15,799 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:39:15,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:39:15,800 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:39:15,800 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:39:15,801 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_9f66d685-ff54-4842-94b3-d17573bafc23/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0414607cdfaf86248673acc731020b311087823754eb03e229e19e48245fa120 [2021-11-23 15:39:16,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:39:16,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:39:16,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:39:16,234 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:39:16,235 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:39:16,236 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-zilu/benchmark34_conjunctive.i [2021-11-23 15:39:16,301 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/data/30e64c60c/c6387e4b1c7b4c559ae5f8a2fc6dac90/FLAGb8364cbe0 [2021-11-23 15:39:16,785 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:39:16,786 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/sv-benchmarks/c/loop-zilu/benchmark34_conjunctive.i [2021-11-23 15:39:16,793 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/data/30e64c60c/c6387e4b1c7b4c559ae5f8a2fc6dac90/FLAGb8364cbe0 [2021-11-23 15:39:17,179 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/data/30e64c60c/c6387e4b1c7b4c559ae5f8a2fc6dac90 [2021-11-23 15:39:17,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:39:17,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:39:17,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:17,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:39:17,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:39:17,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:17" (1/1) ... [2021-11-23 15:39:17,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@638b2c18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:17, skipping insertion in model container [2021-11-23 15:39:17,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:17" (1/1) ... [2021-11-23 15:39:17,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:39:17,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:17,355 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_9f66d685-ff54-4842-94b3-d17573bafc23/sv-benchmarks/c/loop-zilu/benchmark34_conjunctive.i[873,886] [2021-11-23 15:39:17,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:17,378 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:39:17,392 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_9f66d685-ff54-4842-94b3-d17573bafc23/sv-benchmarks/c/loop-zilu/benchmark34_conjunctive.i[873,886] [2021-11-23 15:39:17,396 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:17,410 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:39:17,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:17 WrapperNode [2021-11-23 15:39:17,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:17,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:17,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:39:17,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:39:17,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:17" (1/1) ... [2021-11-23 15:39:17,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:17" (1/1) ... [2021-11-23 15:39:17,487 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2021-11-23 15:39:17,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:17,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:39:17,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:39:17,489 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:39:17,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:17" (1/1) ... [2021-11-23 15:39:17,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:17" (1/1) ... [2021-11-23 15:39:17,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:17" (1/1) ... [2021-11-23 15:39:17,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:17" (1/1) ... [2021-11-23 15:39:17,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:17" (1/1) ... [2021-11-23 15:39:17,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:17" (1/1) ... [2021-11-23 15:39:17,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:17" (1/1) ... [2021-11-23 15:39:17,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:39:17,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:39:17,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:39:17,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:39:17,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:17" (1/1) ... [2021-11-23 15:39:17,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:17,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:39:17,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:39:17,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:39:17,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:39:17,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:39:17,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:39:17,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:39:17,723 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:39:17,725 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:39:17,895 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:39:17,907 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 15:39:17,917 INFO L158 Benchmark]: Toolchain (without parser) took 730.84ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 28.3MB in the beginning and 41.3MB in the end (delta: -13.0MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2021-11-23 15:39:17,919 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 52.4MB. Free memory was 32.1MB in the beginning and 32.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:17,922 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.62ms. Allocated memory is still 52.4MB. Free memory was 28.1MB in the beginning and 29.5MB in the end (delta: -1.4MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-11-23 15:39:17,924 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.30ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 29.5MB in the beginning and 51.4MB in the end (delta: -22.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:39:17,925 INFO L158 Benchmark]: Boogie Preprocessor took 47.52ms. Allocated memory is still 69.2MB. Free memory was 51.4MB in the beginning and 50.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:17,926 INFO L158 Benchmark]: RCFGBuilder took 376.40ms. Allocated memory is still 69.2MB. Free memory was 50.3MB in the beginning and 41.3MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:39:17,936 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 52.4MB. Free memory was 32.1MB in the beginning and 32.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 226.62ms. Allocated memory is still 52.4MB. Free memory was 28.1MB in the beginning and 29.5MB in the end (delta: -1.4MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.30ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 29.5MB in the beginning and 51.4MB in the end (delta: -22.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.52ms. Allocated memory is still 69.2MB. Free memory was 51.4MB in the beginning and 50.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 376.40ms. Allocated memory is still 69.2MB. Free memory was 50.3MB in the beginning and 41.3MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. 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 15:39:17,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f66d685-ff54-4842-94b3-d17573bafc23/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