./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/sum_15x0-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/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_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_15x0-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/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_931f12fb-3f96-42f0-beb7-531788fb0624/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 b32326f1b997cecaa031e8ab338eea5ffa634c465fc73ccabccfc7d02b1e5cc1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:24,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:24,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:24,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:24,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:24,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:24,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:24,318 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:24,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:24,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:24,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:24,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:24,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:24,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:24,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:24,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:24,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:24,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:24,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:24,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:24,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:24,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:24,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:24,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:24,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:24,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:24,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:24,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:24,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:24,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:24,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:24,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:24,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:24,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:24,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:24,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:24,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:24,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:24,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:24,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:24,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:24,386 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:24,436 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:24,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:24,438 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:24,438 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:24,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:24,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:24,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:24,439 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:24,446 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:24,446 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:24,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:24,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:24,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:24,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:24,448 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:24,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:24,449 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:24,449 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:24,449 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:24,449 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:24,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:24,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:24,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:24,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:24,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:24,450 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:24,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:24,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:24,451 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_931f12fb-3f96-42f0-beb7-531788fb0624/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b32326f1b997cecaa031e8ab338eea5ffa634c465fc73ccabccfc7d02b1e5cc1 [2021-11-23 15:05:24,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:24,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:24,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:24,805 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:24,806 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:24,807 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/sum_15x0-1.c [2021-11-23 15:05:24,910 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/data/cfac2160e/0c6078f97a164b1daa45cbc62537b046/FLAGa53c6f9be [2021-11-23 15:05:25,377 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:25,380 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/sv-benchmarks/c/recursive-simple/sum_15x0-1.c [2021-11-23 15:05:25,391 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/data/cfac2160e/0c6078f97a164b1daa45cbc62537b046/FLAGa53c6f9be [2021-11-23 15:05:25,733 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/data/cfac2160e/0c6078f97a164b1daa45cbc62537b046 [2021-11-23 15:05:25,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:25,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:25,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:25,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:25,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:25,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e542e29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25, skipping insertion in model container [2021-11-23 15:05:25,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:25,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:25,945 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_931f12fb-3f96-42f0-beb7-531788fb0624/sv-benchmarks/c/recursive-simple/sum_15x0-1.c[481,494] [2021-11-23 15:05:25,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:25,957 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:25,971 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_931f12fb-3f96-42f0-beb7-531788fb0624/sv-benchmarks/c/recursive-simple/sum_15x0-1.c[481,494] [2021-11-23 15:05:25,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:25,985 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:25,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25 WrapperNode [2021-11-23 15:05:25,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:25,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:25,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:25,987 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:26,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:26,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:26,029 INFO L137 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2021-11-23 15:05:26,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:26,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:26,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:26,033 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:26,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:26,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:26,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:26,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:26,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:26,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:26,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:26,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:26,061 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:26,061 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:26,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:26,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:26,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:26,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:26,099 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:26,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:26,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:26,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:26,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:26,148 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-11-23 15:05:26,148 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-11-23 15:05:26,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:26,215 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:26,217 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:26,341 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:26,357 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:05:26,360 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:05:26,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:05:26 BoogieIcfgContainer [2021-11-23 15:05:26,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:05:26,365 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:05:26,365 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:05:26,376 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:05:26,376 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:05:26" (1/1) ... [2021-11-23 15:05:26,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:05:26,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:05:26,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:05:26,482 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:05:26,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:05:26,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:05:26,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:05:26,546 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:05:26,549 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:605) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:445) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:26,555 INFO L158 Benchmark]: Toolchain (without parser) took 812.99ms. Allocated memory is still 113.2MB. Free memory was 75.9MB in the beginning and 70.0MB in the end (delta: 6.0MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:26,555 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:26,556 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.34ms. Allocated memory is still 113.2MB. Free memory was 75.7MB in the beginning and 88.3MB in the end (delta: -12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:26,557 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.56ms. Allocated memory is still 113.2MB. Free memory was 88.3MB in the beginning and 86.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:26,558 INFO L158 Benchmark]: Boogie Preprocessor took 27.61ms. Allocated memory is still 113.2MB. Free memory was 86.8MB in the beginning and 86.3MB in the end (delta: 502.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:26,558 INFO L158 Benchmark]: RCFGBuilder took 302.79ms. Allocated memory is still 113.2MB. Free memory was 85.8MB in the beginning and 77.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:26,559 INFO L158 Benchmark]: CodeCheck took 187.68ms. Allocated memory is still 113.2MB. Free memory was 77.3MB in the beginning and 70.0MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:26,563 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.34ms. Allocated memory is still 113.2MB. Free memory was 75.7MB in the beginning and 88.3MB in the end (delta: -12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.56ms. Allocated memory is still 113.2MB. Free memory was 88.3MB in the beginning and 86.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.61ms. Allocated memory is still 113.2MB. Free memory was 86.8MB in the beginning and 86.3MB in the end (delta: 502.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 302.79ms. Allocated memory is still 113.2MB. Free memory was 85.8MB in the beginning and 77.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 187.68ms. Allocated memory is still 113.2MB. Free memory was 77.3MB in the beginning and 70.0MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:26,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/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_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/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_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_15x0-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/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_931f12fb-3f96-42f0-beb7-531788fb0624/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 b32326f1b997cecaa031e8ab338eea5ffa634c465fc73ccabccfc7d02b1e5cc1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:29,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:29,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:29,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:29,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:29,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:29,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:29,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:29,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:29,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:29,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:29,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:29,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:29,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:29,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:29,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:29,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:29,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:29,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:29,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:29,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:29,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:29,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:29,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:29,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:29,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:29,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:29,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:29,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:29,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:29,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:29,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:29,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:29,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:29,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:29,208 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:29,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:29,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:29,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:29,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:29,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:29,213 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:29,263 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:29,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:29,265 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:29,266 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:29,267 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:29,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:29,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:29,268 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:29,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:29,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:29,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:29,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:29,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:29,270 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:29,271 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:29,271 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:29,271 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:29,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:29,272 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:29,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:29,272 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:29,273 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:29,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:29,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:29,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:29,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:29,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:29,274 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:29,274 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:29,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:29,275 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:29,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:29,276 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_931f12fb-3f96-42f0-beb7-531788fb0624/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b32326f1b997cecaa031e8ab338eea5ffa634c465fc73ccabccfc7d02b1e5cc1 [2021-11-23 15:05:29,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:29,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:29,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:29,726 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:29,727 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:29,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/sum_15x0-1.c [2021-11-23 15:05:29,821 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/data/e1b6830f0/78e4a05a16244a04b5d3f14adc80421e/FLAGf2f8ab71f [2021-11-23 15:05:30,365 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:30,365 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/sv-benchmarks/c/recursive-simple/sum_15x0-1.c [2021-11-23 15:05:30,371 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/data/e1b6830f0/78e4a05a16244a04b5d3f14adc80421e/FLAGf2f8ab71f [2021-11-23 15:05:30,706 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/data/e1b6830f0/78e4a05a16244a04b5d3f14adc80421e [2021-11-23 15:05:30,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:30,711 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:30,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:30,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:30,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:30,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c3c95fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30, skipping insertion in model container [2021-11-23 15:05:30,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:30,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:30,897 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_931f12fb-3f96-42f0-beb7-531788fb0624/sv-benchmarks/c/recursive-simple/sum_15x0-1.c[481,494] [2021-11-23 15:05:30,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:30,915 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:30,933 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_931f12fb-3f96-42f0-beb7-531788fb0624/sv-benchmarks/c/recursive-simple/sum_15x0-1.c[481,494] [2021-11-23 15:05:30,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:30,949 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:30,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30 WrapperNode [2021-11-23 15:05:30,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:30,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:30,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:30,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:30,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,987 INFO L137 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-23 15:05:30,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:30,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:30,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:30,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:30,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:31,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:31,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:31,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:31,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:31,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:31,019 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:31,020 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:31,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:31,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:31,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:31,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:31,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:31,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:31,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-11-23 15:05:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-11-23 15:05:31,200 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:31,202 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:31,375 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:31,388 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:05:31,388 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:05:31,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:05:31 BoogieIcfgContainer [2021-11-23 15:05:31,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:05:31,393 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:05:31,393 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:05:31,403 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:05:31,403 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:05:31" (1/1) ... [2021-11-23 15:05:31,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:05:31,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:05:31,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:05:31,478 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:05:31,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:05:31,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:05:31,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:05:31,533 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:31,538 INFO L158 Benchmark]: Toolchain (without parser) took 825.21ms. Allocated memory is still 73.4MB. Free memory was 55.2MB in the beginning and 49.0MB in the end (delta: 6.2MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:31,538 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 73.4MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:31,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.29ms. Allocated memory is still 73.4MB. Free memory was 55.1MB in the beginning and 45.3MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:31,540 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.67ms. Allocated memory is still 73.4MB. Free memory was 45.3MB in the beginning and 43.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:31,541 INFO L158 Benchmark]: Boogie Preprocessor took 31.06ms. Allocated memory is still 73.4MB. Free memory was 43.9MB in the beginning and 42.9MB in the end (delta: 993.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:31,542 INFO L158 Benchmark]: RCFGBuilder took 371.43ms. Allocated memory is still 73.4MB. Free memory was 42.9MB in the beginning and 55.2MB in the end (delta: -12.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:31,543 INFO L158 Benchmark]: CodeCheck took 142.47ms. Allocated memory is still 73.4MB. Free memory was 55.2MB in the beginning and 49.0MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:31,547 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 73.4MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.29ms. Allocated memory is still 73.4MB. Free memory was 55.1MB in the beginning and 45.3MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.67ms. Allocated memory is still 73.4MB. Free memory was 45.3MB in the beginning and 43.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.06ms. Allocated memory is still 73.4MB. Free memory was 43.9MB in the beginning and 42.9MB in the end (delta: 993.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 371.43ms. Allocated memory is still 73.4MB. Free memory was 42.9MB in the beginning and 55.2MB in the end (delta: -12.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * CodeCheck took 142.47ms. Allocated memory is still 73.4MB. Free memory was 55.2MB in the beginning and 49.0MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:31,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f12fb-3f96-42f0-beb7-531788fb0624/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: SMTLIBException: Sort BitVec not declared