./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/bor4.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_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/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_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/bor4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/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_3b02c19d-da57-4442-afa3-88b0b1b7a961/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 530f2a23e46989c01d5f933930e2ae4d9f59000418a38b175b5a857a453825fc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:39,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:39,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:39,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:39,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:39,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:39,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:39,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:39,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:39,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:39,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:39,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:39,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:39,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:39,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:39,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:39,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:39,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:39,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:39,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:39,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:39,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:39,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:39,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:39,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:39,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:39,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:39,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:39,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:39,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:39,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:39,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:39,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:39,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:39,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:39,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:39,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:39,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:39,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:39,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:39,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:39,257 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:39,287 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:39,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:39,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:39,288 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:39,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:39,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:39,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:39,290 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:39,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:39,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:39,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:39,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:39,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:39,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:39,291 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:39,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:39,291 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:39,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:39,296 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:39,296 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:39,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:39,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:39,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:39,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:39,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:39,297 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:39,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:39,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:39,299 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_3b02c19d-da57-4442-afa3-88b0b1b7a961/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 530f2a23e46989c01d5f933930e2ae4d9f59000418a38b175b5a857a453825fc [2021-11-23 15:53:39,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:39,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:39,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:39,598 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:39,599 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:39,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-crafted/bor4.i [2021-11-23 15:53:39,701 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/data/19b4fd7d9/ea031a3c261a48239f13d350352565b6/FLAG24f45bc0d [2021-11-23 15:53:40,196 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:40,199 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/sv-benchmarks/c/array-crafted/bor4.i [2021-11-23 15:53:40,205 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/data/19b4fd7d9/ea031a3c261a48239f13d350352565b6/FLAG24f45bc0d [2021-11-23 15:53:40,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/data/19b4fd7d9/ea031a3c261a48239f13d350352565b6 [2021-11-23 15:53:40,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:40,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:40,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:40,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:40,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:40,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:40,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@561c412f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40, skipping insertion in model container [2021-11-23 15:53:40,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:40,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:40,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:40,806 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_3b02c19d-da57-4442-afa3-88b0b1b7a961/sv-benchmarks/c/array-crafted/bor4.i[1303,1316] [2021-11-23 15:53:40,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:40,828 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:40,867 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_3b02c19d-da57-4442-afa3-88b0b1b7a961/sv-benchmarks/c/array-crafted/bor4.i[1303,1316] [2021-11-23 15:53:40,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:40,889 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:40,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40 WrapperNode [2021-11-23 15:53:40,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:40,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:40,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:40,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:40,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:40,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:40,948 INFO L137 Inliner]: procedures = 16, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 74 [2021-11-23 15:53:40,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:40,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:40,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:40,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:40,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:40,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:40,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:40,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:40,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:40,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:40,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:40,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:40,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:40,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:40,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:41,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:41,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:41,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:41,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:41,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure bor [2021-11-23 15:53:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure bor [2021-11-23 15:53:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:53:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:53:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:53:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:53:41,186 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:41,188 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:41,319 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:41,340 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 15:53:41,344 INFO L158 Benchmark]: Toolchain (without parser) took 792.80ms. Allocated memory is still 130.0MB. Free memory was 91.8MB in the beginning and 88.0MB in the end (delta: 3.8MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:41,345 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory was 104.1MB in the beginning and 104.1MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:41,346 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.86ms. Allocated memory is still 130.0MB. Free memory was 91.8MB in the beginning and 101.9MB in the end (delta: -10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:53:41,347 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.77ms. Allocated memory is still 130.0MB. Free memory was 101.9MB in the beginning and 100.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:41,348 INFO L158 Benchmark]: Boogie Preprocessor took 47.53ms. Allocated memory is still 130.0MB. Free memory was 100.6MB in the beginning and 99.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:41,349 INFO L158 Benchmark]: RCFGBuilder took 344.61ms. Allocated memory is still 130.0MB. Free memory was 99.0MB in the beginning and 88.0MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:53:41,354 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory was 104.1MB in the beginning and 104.1MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.86ms. Allocated memory is still 130.0MB. Free memory was 91.8MB in the beginning and 101.9MB in the end (delta: -10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.77ms. Allocated memory is still 130.0MB. Free memory was 101.9MB in the beginning and 100.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.53ms. Allocated memory is still 130.0MB. Free memory was 100.6MB in the beginning and 99.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 344.61ms. Allocated memory is still 130.0MB. Free memory was 99.0MB in the beginning and 88.0MB in the end (delta: 11.0MB). 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 15:53:41,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/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_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/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_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/bor4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/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_3b02c19d-da57-4442-afa3-88b0b1b7a961/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 530f2a23e46989c01d5f933930e2ae4d9f59000418a38b175b5a857a453825fc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:43,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:43,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:43,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:43,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:43,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:43,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:43,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:43,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:43,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:43,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:43,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:43,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:43,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:43,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:43,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:43,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:43,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:43,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:43,968 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:43,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:43,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:43,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:43,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:43,978 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:43,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:43,979 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:43,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:43,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:43,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:43,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:43,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:43,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:43,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:43,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:43,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:43,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:43,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:43,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:43,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:43,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:43,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:53:44,025 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:44,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:44,026 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:44,026 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:44,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:44,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:44,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:44,027 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:44,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:44,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:44,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:44,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:44,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:44,029 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:44,029 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:44,029 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:44,029 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:44,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:44,030 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:44,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:44,030 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:44,030 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:44,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:44,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:44,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:44,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:44,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:44,032 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:44,032 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:44,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:44,032 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:44,032 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:44,033 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_3b02c19d-da57-4442-afa3-88b0b1b7a961/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 530f2a23e46989c01d5f933930e2ae4d9f59000418a38b175b5a857a453825fc [2021-11-23 15:53:44,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:44,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:44,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:44,490 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:44,491 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:44,494 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-crafted/bor4.i [2021-11-23 15:53:44,573 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/data/79712ff92/de0b2c0ca7ef445b9b40aaaa9537e6ed/FLAGe7040eecf [2021-11-23 15:53:45,169 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:45,170 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/sv-benchmarks/c/array-crafted/bor4.i [2021-11-23 15:53:45,177 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/data/79712ff92/de0b2c0ca7ef445b9b40aaaa9537e6ed/FLAGe7040eecf [2021-11-23 15:53:45,522 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/data/79712ff92/de0b2c0ca7ef445b9b40aaaa9537e6ed [2021-11-23 15:53:45,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:45,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:45,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:45,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:45,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:45,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66407207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45, skipping insertion in model container [2021-11-23 15:53:45,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:45,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:45,714 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_3b02c19d-da57-4442-afa3-88b0b1b7a961/sv-benchmarks/c/array-crafted/bor4.i[1303,1316] [2021-11-23 15:53:45,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:45,728 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:45,772 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_3b02c19d-da57-4442-afa3-88b0b1b7a961/sv-benchmarks/c/array-crafted/bor4.i[1303,1316] [2021-11-23 15:53:45,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:45,789 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:45,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45 WrapperNode [2021-11-23 15:53:45,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:45,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:45,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:45,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:45,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,827 INFO L137 Inliner]: procedures = 18, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2021-11-23 15:53:45,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:45,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:45,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:45,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:45,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:45,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:45,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:45,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:45,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:45,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:45,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:45,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure bor [2021-11-23 15:53:45,938 INFO L138 BoogieDeclarations]: Found implementation of procedure bor [2021-11-23 15:53:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:53:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:53:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:53:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:45,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:53:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:53:46,013 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:46,015 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:46,189 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:46,220 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 15:53:46,228 INFO L158 Benchmark]: Toolchain (without parser) took 696.42ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 37.5MB in the end (delta: -3.1MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:46,230 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 37.7MB in the beginning and 37.7MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:46,231 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.47ms. Allocated memory is still 56.6MB. Free memory was 34.3MB in the beginning and 39.0MB in the end (delta: -4.7MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:46,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.22ms. Allocated memory is still 56.6MB. Free memory was 39.0MB in the beginning and 37.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:46,234 INFO L158 Benchmark]: Boogie Preprocessor took 31.06ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 36.0MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:46,235 INFO L158 Benchmark]: RCFGBuilder took 365.22ms. Allocated memory is still 56.6MB. Free memory was 36.0MB in the beginning and 37.5MB in the end (delta: -1.5MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:46,239 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 37.7MB in the beginning and 37.7MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.47ms. Allocated memory is still 56.6MB. Free memory was 34.3MB in the beginning and 39.0MB in the end (delta: -4.7MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.22ms. Allocated memory is still 56.6MB. Free memory was 39.0MB in the beginning and 37.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.06ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 36.0MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 365.22ms. Allocated memory is still 56.6MB. Free memory was 36.0MB in the beginning and 37.5MB in the end (delta: -1.5MB). Peak memory consumption was 12.1MB. 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 15:53:46,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b02c19d-da57-4442-afa3-88b0b1b7a961/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