./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/sum_10x0-1.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_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/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_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_10x0-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/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_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/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 68d0cd7d514b491e1404560081afc21267eb1b3dae98cdb9832a8634357d65e4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:54,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:54,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:54,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:54,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:54,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:54,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:54,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:54,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:54,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:54,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:54,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:54,125 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:54,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:54,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:54,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:54,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:54,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:54,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:54,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:54,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:54,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:54,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:54,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:54,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:54,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:54,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:54,161 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:54,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:54,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:54,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:54,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:54,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:54,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:54,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:54,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:54,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:54,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:54,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:54,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:54,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:54,171 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:57:54,212 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:54,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:54,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:54,213 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:54,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:54,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:54,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:54,214 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:54,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:54,215 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:54,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:54,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:54,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:54,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:54,222 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:54,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:54,222 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:54,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:54,223 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:54,223 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:54,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:54,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:54,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:54,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:54,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:54,225 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:54,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:54,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:54,226 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_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68d0cd7d514b491e1404560081afc21267eb1b3dae98cdb9832a8634357d65e4 [2021-11-23 15:57:54,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:54,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:54,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:54,501 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:54,502 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:54,504 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/sum_10x0-1.c [2021-11-23 15:57:54,600 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/data/560cfd542/df5bf2be179d4d0083d3156593d430e9/FLAGf3941357d [2021-11-23 15:57:55,011 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:55,011 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/sv-benchmarks/c/recursive-simple/sum_10x0-1.c [2021-11-23 15:57:55,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/data/560cfd542/df5bf2be179d4d0083d3156593d430e9/FLAGf3941357d [2021-11-23 15:57:55,409 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/data/560cfd542/df5bf2be179d4d0083d3156593d430e9 [2021-11-23 15:57:55,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:55,413 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:55,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:55,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:55,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:55,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28720ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55, skipping insertion in model container [2021-11-23 15:57:55,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:55,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:55,621 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_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/sv-benchmarks/c/recursive-simple/sum_10x0-1.c[481,494] [2021-11-23 15:57:55,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:55,632 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:55,651 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_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/sv-benchmarks/c/recursive-simple/sum_10x0-1.c[481,494] [2021-11-23 15:57:55,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:55,666 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:55,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55 WrapperNode [2021-11-23 15:57:55,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:55,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:55,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:55,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:55,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,701 INFO L137 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2021-11-23 15:57:55,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:55,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:55,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:55,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:55,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:55,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:55,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:55,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:55,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,728 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:55,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:55,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:55,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:55,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:55,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-11-23 15:57:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-11-23 15:57:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:55,880 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:55,882 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:56,012 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:56,025 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:57:56,026 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:57:56,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:56 BoogieIcfgContainer [2021-11-23 15:57:56,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:57:56,029 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:57:56,030 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:57:56,039 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:57:56,039 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:57:56,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:56,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:57:56,109 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:57:56,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:57:56,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:56,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:56,158 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:57:56,162 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 15:57:56,166 INFO L158 Benchmark]: Toolchain (without parser) took 752.31ms. Allocated memory is still 157.3MB. Free memory was 124.6MB in the beginning and 115.7MB in the end (delta: 9.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:56,167 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:56,169 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.80ms. Allocated memory is still 157.3MB. Free memory was 124.2MB in the beginning and 134.0MB in the end (delta: -9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:56,170 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.59ms. Allocated memory is still 157.3MB. Free memory was 134.0MB in the beginning and 132.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:56,170 INFO L158 Benchmark]: Boogie Preprocessor took 16.11ms. Allocated memory is still 157.3MB. Free memory was 132.4MB in the beginning and 131.5MB in the end (delta: 964.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:56,171 INFO L158 Benchmark]: RCFGBuilder took 309.21ms. Allocated memory is still 157.3MB. Free memory was 131.5MB in the beginning and 122.7MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:56,172 INFO L158 Benchmark]: CodeCheck took 135.16ms. Allocated memory is still 157.3MB. Free memory was 122.7MB in the beginning and 115.7MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:56,176 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 0.20ms. Allocated memory is still 88.1MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.80ms. Allocated memory is still 157.3MB. Free memory was 124.2MB in the beginning and 134.0MB in the end (delta: -9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.59ms. Allocated memory is still 157.3MB. Free memory was 134.0MB in the beginning and 132.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.11ms. Allocated memory is still 157.3MB. Free memory was 132.4MB in the beginning and 131.5MB in the end (delta: 964.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 309.21ms. Allocated memory is still 157.3MB. Free memory was 131.5MB in the beginning and 122.7MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 135.16ms. Allocated memory is still 157.3MB. Free memory was 122.7MB in the beginning and 115.7MB in the end (delta: 7.0MB). 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 15:57:56,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/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_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_10x0-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/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_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/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 68d0cd7d514b491e1404560081afc21267eb1b3dae98cdb9832a8634357d65e4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:58,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:58,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:58,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:58,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:58,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:58,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:58,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:58,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:58,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:58,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:58,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:58,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:58,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:58,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:58,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:58,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:58,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:58,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:58,715 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:58,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:58,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:58,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:58,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:58,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:58,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:58,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:58,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:58,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:58,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:58,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:58,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:58,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:58,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:58,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:58,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:58,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:58,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:58,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:58,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:58,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:58,743 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:57:58,772 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:58,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:58,774 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:58,774 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:58,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:58,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:58,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:58,777 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:58,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:58,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:58,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:58,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:58,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:58,779 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:57:58,779 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:57:58,779 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:57:58,780 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:58,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:58,780 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:58,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:58,781 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:58,782 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:58,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:58,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:58,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:58,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:58,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:58,784 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:57:58,784 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:57:58,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:58,785 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:57:58,785 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:57:58,786 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_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68d0cd7d514b491e1404560081afc21267eb1b3dae98cdb9832a8634357d65e4 [2021-11-23 15:57:59,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:59,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:59,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:59,172 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:59,173 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:59,174 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/sum_10x0-1.c [2021-11-23 15:57:59,242 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/data/abcc0c4aa/e936000609f74e34a1afaa809c646bff/FLAGdeab094ed [2021-11-23 15:57:59,799 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:59,800 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/sv-benchmarks/c/recursive-simple/sum_10x0-1.c [2021-11-23 15:57:59,808 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/data/abcc0c4aa/e936000609f74e34a1afaa809c646bff/FLAGdeab094ed [2021-11-23 15:58:00,145 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/data/abcc0c4aa/e936000609f74e34a1afaa809c646bff [2021-11-23 15:58:00,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:00,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:00,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:00,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:00,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:00,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36cffacd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00, skipping insertion in model container [2021-11-23 15:58:00,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:00,193 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:00,363 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_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/sv-benchmarks/c/recursive-simple/sum_10x0-1.c[481,494] [2021-11-23 15:58:00,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:00,381 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:00,424 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_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/sv-benchmarks/c/recursive-simple/sum_10x0-1.c[481,494] [2021-11-23 15:58:00,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:00,458 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:00,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00 WrapperNode [2021-11-23 15:58:00,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:00,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:00,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:00,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:00,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,504 INFO L137 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-23 15:58:00,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:00,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:00,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:00,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:00,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:00,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:00,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:00,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:00,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:00,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:00,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:00,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:00,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-11-23 15:58:00,625 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-11-23 15:58:00,696 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:00,698 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:00,855 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:00,875 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:58:00,876 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:58:00,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:58:00 BoogieIcfgContainer [2021-11-23 15:58:00,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:58:00,880 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:58:00,881 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:58:00,893 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:58:00,893 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:58:00" (1/1) ... [2021-11-23 15:58:00,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:58:00,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:58:00,980 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:58:00,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:58:00,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,039 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 15:58:01,043 INFO L158 Benchmark]: Toolchain (without parser) took 890.25ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 38.1MB in the beginning and 54.6MB in the end (delta: -16.5MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:01,044 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:01,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.87ms. Allocated memory is still 58.7MB. Free memory was 37.9MB in the beginning and 41.7MB in the end (delta: -3.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:01,046 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.90ms. Allocated memory is still 58.7MB. Free memory was 41.7MB in the beginning and 40.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:01,047 INFO L158 Benchmark]: Boogie Preprocessor took 28.36ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 39.4MB in the end (delta: 937.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:01,048 INFO L158 Benchmark]: RCFGBuilder took 344.01ms. Allocated memory is still 58.7MB. Free memory was 39.4MB in the beginning and 30.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:01,049 INFO L158 Benchmark]: CodeCheck took 160.93ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 30.8MB in the beginning and 54.6MB in the end (delta: -23.8MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:01,053 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 0.24ms. Allocated memory is still 58.7MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.87ms. Allocated memory is still 58.7MB. Free memory was 37.9MB in the beginning and 41.7MB in the end (delta: -3.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.90ms. Allocated memory is still 58.7MB. Free memory was 41.7MB in the beginning and 40.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.36ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 39.4MB in the end (delta: 937.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 344.01ms. Allocated memory is still 58.7MB. Free memory was 39.4MB in the beginning and 30.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 160.93ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 30.8MB in the beginning and 54.6MB in the end (delta: -23.8MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:01,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe05b29-2127-40bc-9e1c-5c341e7b6e7e/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