./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/tcpy.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_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/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_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/tcpy.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/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_70d8adbe-2869-4809-91ff-8b3f4d537115/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 a747677fdea16741fbb3fca3d9510254677728ef5906b9bf8e219064accd3a39 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:02,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:02,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:02,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:02,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:02,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:02,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:02,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:02,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:02,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:02,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:02,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:02,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:02,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:02,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:02,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:02,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:02,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:02,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:02,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:02,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:02,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:02,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:02,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:02,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:02,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:02,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:02,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:02,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:02,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:02,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:02,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:02,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:02,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:02,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:02,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:02,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:02,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:02,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:02,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:02,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:02,412 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:02,433 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:02,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:02,434 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:02,434 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:02,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:02,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:02,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:02,435 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:02,435 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:02,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:02,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:02,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:02,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:02,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:02,436 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:02,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:02,437 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:02,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:02,437 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:02,437 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:02,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:02,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:02,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:02,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:02,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:02,439 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:02,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:02,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:02,439 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_70d8adbe-2869-4809-91ff-8b3f4d537115/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a747677fdea16741fbb3fca3d9510254677728ef5906b9bf8e219064accd3a39 [2021-11-23 15:05:02,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:02,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:02,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:02,760 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:02,761 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:02,763 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-tiling/tcpy.c [2021-11-23 15:05:02,853 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/data/53fb42092/d473420ffee4464bbaa18bf6877cd730/FLAGfdfc13f98 [2021-11-23 15:05:03,347 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:03,348 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/sv-benchmarks/c/array-tiling/tcpy.c [2021-11-23 15:05:03,354 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/data/53fb42092/d473420ffee4464bbaa18bf6877cd730/FLAGfdfc13f98 [2021-11-23 15:05:03,691 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/data/53fb42092/d473420ffee4464bbaa18bf6877cd730 [2021-11-23 15:05:03,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:03,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:03,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:03,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:03,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:03,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:03" (1/1) ... [2021-11-23 15:05:03,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d1cf6ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:03, skipping insertion in model container [2021-11-23 15:05:03,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:03" (1/1) ... [2021-11-23 15:05:03,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:03,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:03,919 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_70d8adbe-2869-4809-91ff-8b3f4d537115/sv-benchmarks/c/array-tiling/tcpy.c[395,408] [2021-11-23 15:05:03,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:03,964 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:03,982 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_70d8adbe-2869-4809-91ff-8b3f4d537115/sv-benchmarks/c/array-tiling/tcpy.c[395,408] [2021-11-23 15:05:03,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:04,014 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:04,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04 WrapperNode [2021-11-23 15:05:04,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:04,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:04,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:04,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:04,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,079 INFO L137 Inliner]: procedures = 16, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 82 [2021-11-23 15:05:04,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:04,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:04,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:04,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:04,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:04,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:04,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:04,130 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:04,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:04,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:04,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:04,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:05:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:05:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:04,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:05:04,279 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:04,281 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:04,502 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:04,544 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 15:05:04,547 INFO L158 Benchmark]: Toolchain (without parser) took 851.52ms. Allocated memory is still 98.6MB. Free memory was 65.1MB in the beginning and 59.9MB in the end (delta: 5.2MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:04,548 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 77.6MB. Free memory was 51.6MB in the beginning and 51.5MB in the end (delta: 29.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:04,549 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.14ms. Allocated memory is still 98.6MB. Free memory was 64.9MB in the beginning and 74.6MB in the end (delta: -9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:04,550 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.93ms. Allocated memory is still 98.6MB. Free memory was 74.6MB in the beginning and 73.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:04,551 INFO L158 Benchmark]: Boogie Preprocessor took 47.96ms. Allocated memory is still 98.6MB. Free memory was 72.5MB in the beginning and 71.6MB in the end (delta: 949.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:04,552 INFO L158 Benchmark]: RCFGBuilder took 416.99ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 59.9MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:04,556 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 77.6MB. Free memory was 51.6MB in the beginning and 51.5MB in the end (delta: 29.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.14ms. Allocated memory is still 98.6MB. Free memory was 64.9MB in the beginning and 74.6MB in the end (delta: -9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.93ms. Allocated memory is still 98.6MB. Free memory was 74.6MB in the beginning and 73.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.96ms. Allocated memory is still 98.6MB. Free memory was 72.5MB in the beginning and 71.6MB in the end (delta: 949.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 416.99ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 59.9MB in the end (delta: 11.6MB). 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 15:05:04,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/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_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/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_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/tcpy.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/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_70d8adbe-2869-4809-91ff-8b3f4d537115/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 a747677fdea16741fbb3fca3d9510254677728ef5906b9bf8e219064accd3a39 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:07,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:07,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:07,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:07,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:07,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:07,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:07,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:07,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:07,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:07,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:07,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:07,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:07,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:07,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:07,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:07,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:07,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:07,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:07,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:07,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:07,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:07,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:07,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:07,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:07,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:07,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:07,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:07,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:07,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:07,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:07,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:07,191 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:07,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:07,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:07,195 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:07,196 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:07,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:07,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:07,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:07,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:07,205 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:07,250 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:07,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:07,252 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:07,252 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:07,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:07,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:07,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:07,255 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:07,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:07,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:07,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:07,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:07,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:07,257 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:07,257 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:07,258 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:07,258 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:07,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:07,258 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:07,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:07,259 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:07,259 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:07,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:07,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:07,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:07,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:07,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:07,261 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:07,261 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:07,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:07,262 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:07,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:07,262 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_70d8adbe-2869-4809-91ff-8b3f4d537115/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a747677fdea16741fbb3fca3d9510254677728ef5906b9bf8e219064accd3a39 [2021-11-23 15:05:07,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:07,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:07,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:07,677 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:07,678 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:07,679 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-tiling/tcpy.c [2021-11-23 15:05:07,749 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/data/b096c34dd/c15db1669a654bf2a27b0474d6fff6b3/FLAGba8b778fe [2021-11-23 15:05:08,364 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:08,365 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/sv-benchmarks/c/array-tiling/tcpy.c [2021-11-23 15:05:08,372 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/data/b096c34dd/c15db1669a654bf2a27b0474d6fff6b3/FLAGba8b778fe [2021-11-23 15:05:08,730 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/data/b096c34dd/c15db1669a654bf2a27b0474d6fff6b3 [2021-11-23 15:05:08,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:08,736 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:08,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:08,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:08,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:08,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:08,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd4ab9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:08, skipping insertion in model container [2021-11-23 15:05:08,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:08,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:08,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:08,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/sv-benchmarks/c/array-tiling/tcpy.c[395,408] [2021-11-23 15:05:08,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:08,992 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:09,007 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_70d8adbe-2869-4809-91ff-8b3f4d537115/sv-benchmarks/c/array-tiling/tcpy.c[395,408] [2021-11-23 15:05:09,016 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:09,068 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:09,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09 WrapperNode [2021-11-23 15:05:09,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:09,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:09,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:09,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:09,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,090 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,111 INFO L137 Inliner]: procedures = 18, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2021-11-23 15:05:09,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:09,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:09,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:09,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:09,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:09,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:09,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:09,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:09,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:09,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:09,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:09,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:05:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:05:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:05:09,363 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:09,365 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:09,707 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:09,725 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 15:05:09,742 INFO L158 Benchmark]: Toolchain (without parser) took 1004.62ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 29.7MB in the end (delta: 9.7MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:09,742 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 60.8MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:09,743 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.62ms. Allocated memory is still 60.8MB. Free memory was 39.2MB in the beginning and 44.8MB in the end (delta: -5.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:09,744 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.20ms. Allocated memory is still 60.8MB. Free memory was 44.6MB in the beginning and 43.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:09,745 INFO L158 Benchmark]: Boogie Preprocessor took 51.44ms. Allocated memory is still 60.8MB. Free memory was 42.9MB in the beginning and 41.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:09,753 INFO L158 Benchmark]: RCFGBuilder took 574.99ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 29.7MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:09,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 60.8MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.62ms. Allocated memory is still 60.8MB. Free memory was 39.2MB in the beginning and 44.8MB in the end (delta: -5.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.20ms. Allocated memory is still 60.8MB. Free memory was 44.6MB in the beginning and 43.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.44ms. Allocated memory is still 60.8MB. Free memory was 42.9MB in the beginning and 41.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 574.99ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 29.7MB in the end (delta: 11.9MB). 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 15:05:09,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70d8adbe-2869-4809-91ff-8b3f4d537115/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