./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array25_pattern.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_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/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_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array25_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/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_51849a4d-c62d-4cb0-ae52-ffd2249f5870/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 d5acc4e7957d3ad66d9b011b6d1c27cdde7a453adaa0d9781357dfd70a9cc20a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:46,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:46,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:46,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:46,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:46,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:46,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:46,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:46,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:46,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:46,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:46,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:46,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:46,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:46,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:46,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:46,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:46,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:46,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:46,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:46,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:46,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:46,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:46,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:46,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:46,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:46,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:46,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:46,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:46,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:46,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:46,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:46,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:46,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:46,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:46,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:46,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:46,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:46,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:46,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:46,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:46,959 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:46,997 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:47,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:47,005 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:47,005 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:47,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:47,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:47,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:47,007 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:47,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:47,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:47,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:47,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:47,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:47,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:47,008 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:47,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:47,009 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:47,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:47,009 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:47,009 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:47,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:47,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:47,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:47,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:47,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:47,011 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:47,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:47,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:47,011 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_51849a4d-c62d-4cb0-ae52-ffd2249f5870/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5acc4e7957d3ad66d9b011b6d1c27cdde7a453adaa0d9781357dfd70a9cc20a [2021-11-23 15:55:47,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:47,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:47,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:47,290 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:47,291 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:47,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-patterns/array25_pattern.c [2021-11-23 15:55:47,360 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/data/7b62c57aa/012e3c3a7c914e0a956336cbfc9e8044/FLAG65c41dd9a [2021-11-23 15:55:47,844 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:47,845 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/sv-benchmarks/c/array-patterns/array25_pattern.c [2021-11-23 15:55:47,852 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/data/7b62c57aa/012e3c3a7c914e0a956336cbfc9e8044/FLAG65c41dd9a [2021-11-23 15:55:48,221 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/data/7b62c57aa/012e3c3a7c914e0a956336cbfc9e8044 [2021-11-23 15:55:48,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:48,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:48,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:48,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:48,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:48,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@666f9710 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48, skipping insertion in model container [2021-11-23 15:55:48,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:48,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:48,437 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_51849a4d-c62d-4cb0-ae52-ffd2249f5870/sv-benchmarks/c/array-patterns/array25_pattern.c[1270,1283] [2021-11-23 15:55:48,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:48,482 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:48,504 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_51849a4d-c62d-4cb0-ae52-ffd2249f5870/sv-benchmarks/c/array-patterns/array25_pattern.c[1270,1283] [2021-11-23 15:55:48,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:48,542 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:48,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48 WrapperNode [2021-11-23 15:55:48,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:48,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:48,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:48,546 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:48,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,601 INFO L137 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2021-11-23 15:55:48,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:48,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:48,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:48,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:48,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:48,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:48,656 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:48,656 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:48,657 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,665 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:48,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:48,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:48,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:48,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:48,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:55:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:48,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:55:48,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:48,794 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:48,795 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:48,941 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:48,963 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 15:55:48,968 INFO L158 Benchmark]: Toolchain (without parser) took 742.04ms. Allocated memory is still 100.7MB. Free memory was 67.1MB in the beginning and 60.0MB in the end (delta: 7.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:48,968 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory was 53.8MB in the beginning and 53.8MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:48,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.87ms. Allocated memory is still 100.7MB. Free memory was 66.9MB in the beginning and 74.7MB in the end (delta: -7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:48,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.22ms. Allocated memory is still 100.7MB. Free memory was 74.7MB 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 15:55:48,971 INFO L158 Benchmark]: Boogie Preprocessor took 51.46ms. Allocated memory is still 100.7MB. Free memory was 73.0MB in the beginning and 71.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:48,972 INFO L158 Benchmark]: RCFGBuilder took 310.50ms. Allocated memory is still 100.7MB. Free memory was 71.7MB in the beginning and 60.3MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:48,976 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory was 53.8MB in the beginning and 53.8MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.87ms. Allocated memory is still 100.7MB. Free memory was 66.9MB in the beginning and 74.7MB in the end (delta: -7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.22ms. Allocated memory is still 100.7MB. Free memory was 74.7MB 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 51.46ms. Allocated memory is still 100.7MB. Free memory was 73.0MB in the beginning and 71.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 310.50ms. Allocated memory is still 100.7MB. Free memory was 71.7MB in the beginning and 60.3MB in the end (delta: 11.3MB). 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 15:55:49,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/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_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/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_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array25_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/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_51849a4d-c62d-4cb0-ae52-ffd2249f5870/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 d5acc4e7957d3ad66d9b011b6d1c27cdde7a453adaa0d9781357dfd70a9cc20a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:51,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:51,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:51,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:51,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:51,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:51,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:51,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:51,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:51,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:51,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:51,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:51,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:51,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:51,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:51,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:51,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:51,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:51,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:51,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:51,683 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:51,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:51,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:51,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:51,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:51,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:51,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:51,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:51,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:51,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:51,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:51,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:51,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:51,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:51,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:51,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:51,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:51,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:51,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:51,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:51,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:51,730 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:51,773 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:51,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:51,775 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:51,775 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:51,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:51,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:51,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:51,778 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:51,778 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:51,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:51,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:51,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:51,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:51,780 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:51,780 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:51,780 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:51,780 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:51,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:51,781 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:51,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:51,781 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:51,782 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:51,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:51,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:51,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:51,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:51,783 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:51,783 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:51,783 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:51,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:51,784 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:51,784 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:51,784 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_51849a4d-c62d-4cb0-ae52-ffd2249f5870/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5acc4e7957d3ad66d9b011b6d1c27cdde7a453adaa0d9781357dfd70a9cc20a [2021-11-23 15:55:52,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:52,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:52,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:52,174 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:52,178 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:52,179 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-patterns/array25_pattern.c [2021-11-23 15:55:52,255 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/data/ffe604ced/66289d6f62dc4c2b8352a247a2c93850/FLAG530c730fa [2021-11-23 15:55:52,758 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:52,758 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/sv-benchmarks/c/array-patterns/array25_pattern.c [2021-11-23 15:55:52,766 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/data/ffe604ced/66289d6f62dc4c2b8352a247a2c93850/FLAG530c730fa [2021-11-23 15:55:53,088 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/data/ffe604ced/66289d6f62dc4c2b8352a247a2c93850 [2021-11-23 15:55:53,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:53,092 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:53,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:53,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:53,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:53,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@326ab728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53, skipping insertion in model container [2021-11-23 15:55:53,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:53,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:53,299 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_51849a4d-c62d-4cb0-ae52-ffd2249f5870/sv-benchmarks/c/array-patterns/array25_pattern.c[1270,1283] [2021-11-23 15:55:53,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:53,330 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:53,354 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_51849a4d-c62d-4cb0-ae52-ffd2249f5870/sv-benchmarks/c/array-patterns/array25_pattern.c[1270,1283] [2021-11-23 15:55:53,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:53,401 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:53,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53 WrapperNode [2021-11-23 15:55:53,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:53,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:53,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:53,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:53,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,439 INFO L137 Inliner]: procedures = 18, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2021-11-23 15:55:53,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:53,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:53,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:53,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:53,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:53,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:53,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:53,469 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:53,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,476 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:53,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:53,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:53,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:53,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:53,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:55:53,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:53,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:55:53,618 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:53,624 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:53,989 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:54,013 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 15:55:54,017 INFO L158 Benchmark]: Toolchain (without parser) took 923.88ms. Allocated memory is still 65.0MB. Free memory was 44.3MB in the beginning and 32.3MB in the end (delta: 12.0MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,026 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:54,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.47ms. Allocated memory is still 65.0MB. Free memory was 44.1MB in the beginning and 47.3MB in the end (delta: -3.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.65ms. Allocated memory is still 65.0MB. Free memory was 47.1MB in the beginning and 45.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:54,029 INFO L158 Benchmark]: Boogie Preprocessor took 27.47ms. Allocated memory is still 65.0MB. Free memory was 45.5MB in the beginning and 44.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,030 INFO L158 Benchmark]: RCFGBuilder took 546.73ms. Allocated memory is still 65.0MB. Free memory was 44.1MB in the beginning and 32.3MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,034 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.47ms. Allocated memory is still 65.0MB. Free memory was 44.1MB in the beginning and 47.3MB in the end (delta: -3.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.65ms. Allocated memory is still 65.0MB. Free memory was 47.1MB in the beginning and 45.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.47ms. Allocated memory is still 65.0MB. Free memory was 45.5MB in the beginning and 44.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 546.73ms. Allocated memory is still 65.0MB. Free memory was 44.1MB in the beginning and 32.3MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:54,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51849a4d-c62d-4cb0-ae52-ffd2249f5870/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