./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_copy8_ground-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/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_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_copy8_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/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_8fbc8d21-fd30-4089-b153-e99e3e13e827/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 b0c6415972065c9ff43b5856efb761d681539c8118849d13a6e5409704b87c70 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:37:51,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:37:51,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:37:51,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:37:51,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:37:51,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:37:51,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:37:51,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:37:51,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:37:51,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:37:51,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:37:51,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:37:51,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:37:51,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:37:51,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:37:51,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:37:51,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:37:51,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:37:51,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:37:51,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:37:51,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:37:51,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:37:51,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:37:51,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:37:51,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:37:51,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:37:51,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:37:51,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:37:51,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:37:51,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:37:51,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:37:51,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:37:51,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:37:51,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:37:51,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:37:51,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:37:51,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:37:51,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:37:51,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:37:51,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:37:51,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:37:51,547 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:37:51,578 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:37:51,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:37:51,580 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:37:51,580 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:37:51,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:37:51,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:37:51,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:37:51,582 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:37:51,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:37:51,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:37:51,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:37:51,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:37:51,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:37:51,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:37:51,584 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:37:51,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:37:51,584 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:37:51,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:37:51,585 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:37:51,585 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:37:51,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:37:51,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:37:51,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:37:51,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:37:51,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:37:51,587 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:37:51,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:37:51,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:37:51,588 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_8fbc8d21-fd30-4089-b153-e99e3e13e827/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0c6415972065c9ff43b5856efb761d681539c8118849d13a6e5409704b87c70 [2021-11-23 15:37:51,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:37:51,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:37:51,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:37:51,898 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:37:51,900 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:37:51,924 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-examples/standard_copy8_ground-1.i [2021-11-23 15:37:52,022 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/data/52b7710dd/6cdd0a98e4594bc0b09f3d1b080be41d/FLAG338676ad8 [2021-11-23 15:37:52,484 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:37:52,485 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/sv-benchmarks/c/array-examples/standard_copy8_ground-1.i [2021-11-23 15:37:52,492 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/data/52b7710dd/6cdd0a98e4594bc0b09f3d1b080be41d/FLAG338676ad8 [2021-11-23 15:37:52,854 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/data/52b7710dd/6cdd0a98e4594bc0b09f3d1b080be41d [2021-11-23 15:37:52,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:37:52,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:37:52,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:37:52,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:37:52,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:37:52,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:52" (1/1) ... [2021-11-23 15:37:52,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@151914a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:52, skipping insertion in model container [2021-11-23 15:37:52,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:52" (1/1) ... [2021-11-23 15:37:52,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:37:52,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:37:53,081 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_8fbc8d21-fd30-4089-b153-e99e3e13e827/sv-benchmarks/c/array-examples/standard_copy8_ground-1.i[816,829] [2021-11-23 15:37:53,104 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:37:53,112 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:37:53,125 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_8fbc8d21-fd30-4089-b153-e99e3e13e827/sv-benchmarks/c/array-examples/standard_copy8_ground-1.i[816,829] [2021-11-23 15:37:53,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:37:53,153 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:37:53,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:53 WrapperNode [2021-11-23 15:37:53,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:37:53,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:37:53,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:37:53,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:37:53,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:53" (1/1) ... [2021-11-23 15:37:53,171 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:53" (1/1) ... [2021-11-23 15:37:53,197 INFO L137 Inliner]: procedures = 16, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 176 [2021-11-23 15:37:53,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:37:53,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:37:53,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:37:53,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:37:53,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:53" (1/1) ... [2021-11-23 15:37:53,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:53" (1/1) ... [2021-11-23 15:37:53,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:53" (1/1) ... [2021-11-23 15:37:53,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:53" (1/1) ... [2021-11-23 15:37:53,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:53" (1/1) ... [2021-11-23 15:37:53,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:53" (1/1) ... [2021-11-23 15:37:53,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:53" (1/1) ... [2021-11-23 15:37:53,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:37:53,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:37:53,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:37:53,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:37:53,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:53" (1/1) ... [2021-11-23 15:37:53,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:37:53,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:37:53,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:37:53,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:37:53,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:37:53,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:37:53,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:37:53,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:37:53,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:37:53,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:37:53,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:37:53,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:37:53,397 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:37:53,399 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:37:53,607 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:37:53,644 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 15:37:53,649 INFO L158 Benchmark]: Toolchain (without parser) took 787.65ms. Allocated memory is still 94.4MB. Free memory was 60.2MB in the beginning and 46.9MB in the end (delta: 13.3MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2021-11-23 15:37:53,650 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory was 65.4MB in the beginning and 65.4MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:37:53,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.90ms. Allocated memory is still 94.4MB. Free memory was 60.0MB in the beginning and 66.1MB in the end (delta: -6.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:37:53,653 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.49ms. Allocated memory is still 94.4MB. Free memory was 66.1MB in the beginning and 64.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:37:53,654 INFO L158 Benchmark]: Boogie Preprocessor took 34.03ms. Allocated memory is still 94.4MB. Free memory was 64.2MB in the beginning and 62.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:37:53,655 INFO L158 Benchmark]: RCFGBuilder took 413.45ms. Allocated memory is still 94.4MB. Free memory was 62.5MB in the beginning and 46.9MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:37:53,675 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory was 65.4MB in the beginning and 65.4MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.90ms. Allocated memory is still 94.4MB. Free memory was 60.0MB in the beginning and 66.1MB in the end (delta: -6.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.49ms. Allocated memory is still 94.4MB. Free memory was 66.1MB in the beginning and 64.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.03ms. Allocated memory is still 94.4MB. Free memory was 64.2MB in the beginning and 62.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 413.45ms. Allocated memory is still 94.4MB. Free memory was 62.5MB in the beginning and 46.9MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:37:53,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/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_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/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_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_copy8_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/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_8fbc8d21-fd30-4089-b153-e99e3e13e827/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 b0c6415972065c9ff43b5856efb761d681539c8118849d13a6e5409704b87c70 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:37:56,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:37:56,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:37:56,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:37:56,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:37:56,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:37:56,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:37:56,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:37:56,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:37:56,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:37:56,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:37:56,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:37:56,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:37:56,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:37:56,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:37:56,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:37:56,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:37:56,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:37:56,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:37:56,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:37:56,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:37:56,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:37:56,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:37:56,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:37:56,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:37:56,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:37:56,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:37:56,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:37:56,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:37:56,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:37:56,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:37:56,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:37:56,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:37:56,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:37:56,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:37:56,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:37:56,724 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:37:56,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:37:56,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:37:56,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:37:56,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:37:56,746 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:37:56,792 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:37:56,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:37:56,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:37:56,795 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:37:56,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:37:56,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:37:56,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:37:56,798 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:37:56,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:37:56,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:37:56,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:37:56,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:37:56,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:37:56,800 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:37:56,800 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:37:56,800 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:37:56,801 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:37:56,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:37:56,801 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:37:56,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:37:56,802 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:37:56,802 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:37:56,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:37:56,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:37:56,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:37:56,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:37:56,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:37:56,803 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:37:56,803 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:37:56,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:37:56,804 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:37:56,804 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:37:56,805 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_8fbc8d21-fd30-4089-b153-e99e3e13e827/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0c6415972065c9ff43b5856efb761d681539c8118849d13a6e5409704b87c70 [2021-11-23 15:37:57,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:37:57,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:37:57,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:37:57,189 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:37:57,189 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:37:57,191 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-examples/standard_copy8_ground-1.i [2021-11-23 15:37:57,277 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/data/31b01a9e6/c9eedf62e8224a2eabfbbd76abe32b46/FLAGa58a420d0 [2021-11-23 15:37:57,757 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:37:57,758 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/sv-benchmarks/c/array-examples/standard_copy8_ground-1.i [2021-11-23 15:37:57,768 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/data/31b01a9e6/c9eedf62e8224a2eabfbbd76abe32b46/FLAGa58a420d0 [2021-11-23 15:37:58,129 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/data/31b01a9e6/c9eedf62e8224a2eabfbbd76abe32b46 [2021-11-23 15:37:58,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:37:58,133 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:37:58,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:37:58,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:37:58,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:37:58,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:58" (1/1) ... [2021-11-23 15:37:58,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d07b74d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:58, skipping insertion in model container [2021-11-23 15:37:58,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:58" (1/1) ... [2021-11-23 15:37:58,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:37:58,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:37:58,326 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_8fbc8d21-fd30-4089-b153-e99e3e13e827/sv-benchmarks/c/array-examples/standard_copy8_ground-1.i[816,829] [2021-11-23 15:37:58,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:37:58,361 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:37:58,389 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_8fbc8d21-fd30-4089-b153-e99e3e13e827/sv-benchmarks/c/array-examples/standard_copy8_ground-1.i[816,829] [2021-11-23 15:37:58,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:37:58,485 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:37:58,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:58 WrapperNode [2021-11-23 15:37:58,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:37:58,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:37:58,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:37:58,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:37:58,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:58" (1/1) ... [2021-11-23 15:37:58,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:58" (1/1) ... [2021-11-23 15:37:58,569 INFO L137 Inliner]: procedures = 18, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 175 [2021-11-23 15:37:58,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:37:58,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:37:58,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:37:58,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:37:58,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:58" (1/1) ... [2021-11-23 15:37:58,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:58" (1/1) ... [2021-11-23 15:37:58,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:58" (1/1) ... [2021-11-23 15:37:58,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:58" (1/1) ... [2021-11-23 15:37:58,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:58" (1/1) ... [2021-11-23 15:37:58,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:58" (1/1) ... [2021-11-23 15:37:58,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:58" (1/1) ... [2021-11-23 15:37:58,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:37:58,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:37:58,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:37:58,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:37:58,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:58" (1/1) ... [2021-11-23 15:37:58,671 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:37:58,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:37:58,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:37:58,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:37:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:37:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:37:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:37:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:37:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:37:58,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:37:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:37:58,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:37:58,907 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:37:58,911 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:37:59,388 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:37:59,454 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 15:37:59,459 INFO L158 Benchmark]: Toolchain (without parser) took 1325.04ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 36.6MB in the beginning and 54.3MB in the end (delta: -17.7MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-11-23 15:37:59,461 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:37:59,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.70ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 41.9MB in the end (delta: -5.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:37:59,463 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.41ms. Allocated memory is still 58.7MB. Free memory was 41.9MB in the beginning and 40.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:37:59,464 INFO L158 Benchmark]: Boogie Preprocessor took 85.39ms. Allocated memory is still 58.7MB. Free memory was 40.0MB in the beginning and 38.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:37:59,466 INFO L158 Benchmark]: RCFGBuilder took 799.11ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 38.3MB in the beginning and 54.3MB in the end (delta: -16.0MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2021-11-23 15:37:59,472 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 58.7MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.70ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 41.9MB in the end (delta: -5.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.41ms. Allocated memory is still 58.7MB. Free memory was 41.9MB in the beginning and 40.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 85.39ms. Allocated memory is still 58.7MB. Free memory was 40.0MB in the beginning and 38.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 799.11ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 38.3MB in the beginning and 54.3MB in the end (delta: -16.0MB). Peak memory consumption was 16.5MB. 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 15:37:59,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbc8d21-fd30-4089-b153-e99e3e13e827/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