./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/pr5.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_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/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_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/pr5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/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_f330d993-2ed1-4629-9442-f8e309ef40b4/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 374c198ea90130277bd1a124bc94571dd240bc0803e6f3936a68065c719ddd5a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:23,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:23,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:23,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:23,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:23,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:23,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:23,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:23,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:23,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:23,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:23,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:23,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:23,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:23,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:23,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:23,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:23,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:23,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:23,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:23,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:23,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:23,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:23,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:23,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:23,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:23,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:23,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:23,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:23,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:23,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:23,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:23,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:23,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:23,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:23,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:23,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:23,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:23,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:23,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:23,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:23,821 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:23,862 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:23,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:23,864 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:23,865 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:23,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:23,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:23,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:23,866 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:23,872 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:23,873 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:23,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:23,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:23,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:23,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:23,875 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:23,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:23,875 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:23,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:23,876 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:23,876 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:23,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:23,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:23,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:23,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:23,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:23,877 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:23,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:23,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:23,878 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_f330d993-2ed1-4629-9442-f8e309ef40b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 374c198ea90130277bd1a124bc94571dd240bc0803e6f3936a68065c719ddd5a [2021-11-23 15:55:24,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:24,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:24,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:24,175 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:24,176 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:24,177 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-tiling/pr5.c [2021-11-23 15:55:24,261 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/data/3e412a3eb/2545057abb674e60b07d21164b0071a7/FLAGbaea8bea4 [2021-11-23 15:55:24,804 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:24,805 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/sv-benchmarks/c/array-tiling/pr5.c [2021-11-23 15:55:24,814 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/data/3e412a3eb/2545057abb674e60b07d21164b0071a7/FLAGbaea8bea4 [2021-11-23 15:55:25,165 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/data/3e412a3eb/2545057abb674e60b07d21164b0071a7 [2021-11-23 15:55:25,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:25,169 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:25,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:25,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:25,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:25,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4467f257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25, skipping insertion in model container [2021-11-23 15:55:25,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:25,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:25,394 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_f330d993-2ed1-4629-9442-f8e309ef40b4/sv-benchmarks/c/array-tiling/pr5.c[394,407] [2021-11-23 15:55:25,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:25,452 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:25,471 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_f330d993-2ed1-4629-9442-f8e309ef40b4/sv-benchmarks/c/array-tiling/pr5.c[394,407] [2021-11-23 15:55:25,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:25,534 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:25,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25 WrapperNode [2021-11-23 15:55:25,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:25,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:25,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:25,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:25,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,577 INFO L137 Inliner]: procedures = 15, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2021-11-23 15:55:25,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:25,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:25,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:25,579 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:25,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:25,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:25,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:25,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:25,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,616 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:25,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:25,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:25,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:25,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:55:25,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:25,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:55:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:25,777 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:25,779 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:25,972 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:25,990 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 15:55:25,995 INFO L158 Benchmark]: Toolchain (without parser) took 824.63ms. Allocated memory is still 132.1MB. Free memory was 93.6MB in the beginning and 90.7MB in the end (delta: 2.8MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:25,996 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 132.1MB. Free memory is still 110.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:25,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.02ms. Allocated memory is still 132.1MB. Free memory was 93.3MB in the beginning and 106.0MB in the end (delta: -12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:25,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.24ms. Allocated memory is still 132.1MB. Free memory was 106.0MB in the beginning and 104.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:25,999 INFO L158 Benchmark]: Boogie Preprocessor took 27.97ms. Allocated memory is still 132.1MB. Free memory was 104.5MB in the beginning and 103.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:26,000 INFO L158 Benchmark]: RCFGBuilder took 386.31ms. Allocated memory is still 132.1MB. Free memory was 103.3MB in the beginning and 90.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:26,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 132.1MB. Free memory is still 110.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.02ms. Allocated memory is still 132.1MB. Free memory was 93.3MB in the beginning and 106.0MB in the end (delta: -12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.24ms. Allocated memory is still 132.1MB. Free memory was 106.0MB in the beginning and 104.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.97ms. Allocated memory is still 132.1MB. Free memory was 104.5MB in the beginning and 103.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 386.31ms. Allocated memory is still 132.1MB. Free memory was 103.3MB in the beginning and 90.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:26,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/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_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/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_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/pr5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/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_f330d993-2ed1-4629-9442-f8e309ef40b4/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 374c198ea90130277bd1a124bc94571dd240bc0803e6f3936a68065c719ddd5a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:28,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:28,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:28,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:28,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:28,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:28,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:28,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:28,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:28,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:28,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:28,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:28,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:28,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:28,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:28,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:28,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:28,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:28,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:28,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:28,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:28,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:28,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:28,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:28,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:28,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:28,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:28,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:28,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:28,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:28,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:28,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:28,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:28,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:28,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:28,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:28,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:28,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:28,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:28,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:28,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:28,752 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:28,798 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:28,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:28,801 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:28,801 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:28,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:28,803 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:28,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:28,803 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:28,804 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:28,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:28,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:28,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:28,806 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:28,806 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:28,806 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:28,806 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:28,806 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:28,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:28,807 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:28,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:28,807 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:28,808 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:28,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:28,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:28,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:28,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:28,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:28,809 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:28,809 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:28,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:28,810 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:28,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:28,811 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_f330d993-2ed1-4629-9442-f8e309ef40b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 374c198ea90130277bd1a124bc94571dd240bc0803e6f3936a68065c719ddd5a [2021-11-23 15:55:29,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:29,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:29,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:29,238 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:29,239 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:29,240 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-tiling/pr5.c [2021-11-23 15:55:29,311 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/data/df80c171b/27dda1b73aa841cc85a13ac8a79dcc95/FLAGe2df0dd36 [2021-11-23 15:55:29,980 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:29,986 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/sv-benchmarks/c/array-tiling/pr5.c [2021-11-23 15:55:29,999 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/data/df80c171b/27dda1b73aa841cc85a13ac8a79dcc95/FLAGe2df0dd36 [2021-11-23 15:55:30,333 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/data/df80c171b/27dda1b73aa841cc85a13ac8a79dcc95 [2021-11-23 15:55:30,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:30,344 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:30,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:30,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:30,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:30,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:30" (1/1) ... [2021-11-23 15:55:30,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a319b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:30, skipping insertion in model container [2021-11-23 15:55:30,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:30" (1/1) ... [2021-11-23 15:55:30,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:30,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:30,532 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_f330d993-2ed1-4629-9442-f8e309ef40b4/sv-benchmarks/c/array-tiling/pr5.c[394,407] [2021-11-23 15:55:30,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:30,568 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:30,591 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_f330d993-2ed1-4629-9442-f8e309ef40b4/sv-benchmarks/c/array-tiling/pr5.c[394,407] [2021-11-23 15:55:30,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:30,622 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:30,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:30 WrapperNode [2021-11-23 15:55:30,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:30,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:30,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:30,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:30,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:30" (1/1) ... [2021-11-23 15:55:30,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:30" (1/1) ... [2021-11-23 15:55:30,679 INFO L137 Inliner]: procedures = 17, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 86 [2021-11-23 15:55:30,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:30,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:30,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:30,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:30,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:30" (1/1) ... [2021-11-23 15:55:30,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:30" (1/1) ... [2021-11-23 15:55:30,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:30" (1/1) ... [2021-11-23 15:55:30,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:30" (1/1) ... [2021-11-23 15:55:30,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:30" (1/1) ... [2021-11-23 15:55:30,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:30" (1/1) ... [2021-11-23 15:55:30,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:30" (1/1) ... [2021-11-23 15:55:30,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:30,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:30,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:30,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:30,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:30" (1/1) ... [2021-11-23 15:55:30,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:30,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:30,755 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:30,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:55:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:30,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:55:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:30,880 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:30,882 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:31,272 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:31,297 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 15:55:31,303 INFO L158 Benchmark]: Toolchain (without parser) took 957.25ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 34.6MB in the beginning and 50.7MB in the end (delta: -16.2MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:31,303 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory is still 37.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:31,305 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.58ms. Allocated memory is still 56.6MB. Free memory was 34.4MB in the beginning and 38.7MB in the end (delta: -4.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:31,310 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.14ms. Allocated memory is still 56.6MB. Free memory was 38.7MB in the beginning and 36.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:31,312 INFO L158 Benchmark]: Boogie Preprocessor took 34.72ms. Allocated memory is still 56.6MB. Free memory was 36.9MB in the beginning and 35.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:31,314 INFO L158 Benchmark]: RCFGBuilder took 584.87ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 35.5MB in the beginning and 50.7MB in the end (delta: -15.3MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:31,322 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory is still 37.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.58ms. Allocated memory is still 56.6MB. Free memory was 34.4MB in the beginning and 38.7MB in the end (delta: -4.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.14ms. Allocated memory is still 56.6MB. Free memory was 38.7MB in the beginning and 36.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.72ms. Allocated memory is still 56.6MB. Free memory was 36.9MB in the beginning and 35.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 584.87ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 35.5MB in the beginning and 50.7MB in the end (delta: -15.3MB). Peak memory consumption was 12.0MB. 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 15:55:31,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f330d993-2ed1-4629-9442-f8e309ef40b4/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