./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/sum_10x0-2.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_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/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_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_10x0-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/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_e44e71af-fb3e-4e06-a68a-d1640fc336b0/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 2b1e7360b510ceea1b4f190c67c2656c6deb0030b7718750b71696817135287b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:14,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:14,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:14,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:14,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:14,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:14,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:14,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:14,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:14,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:14,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:14,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:14,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:14,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:14,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:14,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:14,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:14,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:14,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:14,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:14,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:14,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:14,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:14,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:14,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:14,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:14,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:14,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:14,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:14,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:14,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:14,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:14,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:14,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:14,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:14,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:14,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:14,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:14,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:14,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:14,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:14,912 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:14,955 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:14,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:14,957 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:14,957 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:14,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:14,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:14,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:14,959 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:14,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:14,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:14,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:14,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:14,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:14,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:14,961 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:14,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:14,961 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:14,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:14,962 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:14,962 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:14,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:14,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:14,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:14,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:14,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:14,963 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:14,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:14,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:14,964 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_e44e71af-fb3e-4e06-a68a-d1640fc336b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b1e7360b510ceea1b4f190c67c2656c6deb0030b7718750b71696817135287b [2021-11-23 15:56:15,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:15,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:15,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:15,292 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:15,293 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:15,295 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/sum_10x0-2.c [2021-11-23 15:56:15,372 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/data/c41526dbd/cbb4a76ee929484d84051df6f4e242a3/FLAG29fb03a96 [2021-11-23 15:56:15,827 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:15,827 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/sv-benchmarks/c/recursive-simple/sum_10x0-2.c [2021-11-23 15:56:15,833 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/data/c41526dbd/cbb4a76ee929484d84051df6f4e242a3/FLAG29fb03a96 [2021-11-23 15:56:16,223 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/data/c41526dbd/cbb4a76ee929484d84051df6f4e242a3 [2021-11-23 15:56:16,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:16,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:16,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:16,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:16,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:16,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:16,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31ad9716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:16, skipping insertion in model container [2021-11-23 15:56:16,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:16,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:16,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:16,455 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_e44e71af-fb3e-4e06-a68a-d1640fc336b0/sv-benchmarks/c/recursive-simple/sum_10x0-2.c[481,494] [2021-11-23 15:56:16,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:16,467 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:16,480 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_e44e71af-fb3e-4e06-a68a-d1640fc336b0/sv-benchmarks/c/recursive-simple/sum_10x0-2.c[481,494] [2021-11-23 15:56:16,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:16,494 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:16,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:16 WrapperNode [2021-11-23 15:56:16,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:16,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:16,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:16,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:16,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:16,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:16,524 INFO L137 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2021-11-23 15:56:16,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:16,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:16,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:16,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:16,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:16,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:16,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:16,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:16,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:16,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:16,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:16,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:16,542 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:16,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:16,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:16,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:16,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:16,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:16,579 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:16,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:16,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:16,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:16,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:16,628 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-11-23 15:56:16,628 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-11-23 15:56:16,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:16,684 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:16,686 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:16,772 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:16,783 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:56:16,783 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:56:16,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:56:16 BoogieIcfgContainer [2021-11-23 15:56:16,786 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:56:16,787 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:56:16,787 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:56:16,802 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:56:16,803 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:16,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:56:16,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:16,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:56:16,868 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:56:16,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:56:16,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:16,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:16,929 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:56:16,933 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 15:56:16,937 INFO L158 Benchmark]: Toolchain (without parser) took 709.02ms. Allocated memory is still 96.5MB. Free memory was 60.8MB in the beginning and 55.9MB in the end (delta: 4.9MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:16,938 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:16,939 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.45ms. Allocated memory is still 96.5MB. Free memory was 60.6MB in the beginning and 73.9MB in the end (delta: -13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:16,940 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.88ms. Allocated memory is still 96.5MB. Free memory was 73.9MB in the beginning and 72.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:16,941 INFO L158 Benchmark]: Boogie Preprocessor took 15.44ms. Allocated memory is still 96.5MB. Free memory was 72.3MB in the beginning and 71.5MB in the end (delta: 824.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:16,942 INFO L158 Benchmark]: RCFGBuilder took 243.89ms. Allocated memory is still 96.5MB. Free memory was 71.5MB in the beginning and 62.8MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:16,942 INFO L158 Benchmark]: CodeCheck took 149.10ms. Allocated memory is still 96.5MB. Free memory was 62.8MB in the beginning and 55.9MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:16,946 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 0.29ms. Allocated memory is still 96.5MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.45ms. Allocated memory is still 96.5MB. Free memory was 60.6MB in the beginning and 73.9MB in the end (delta: -13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.88ms. Allocated memory is still 96.5MB. Free memory was 73.9MB in the beginning and 72.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.44ms. Allocated memory is still 96.5MB. Free memory was 72.3MB in the beginning and 71.5MB in the end (delta: 824.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 243.89ms. Allocated memory is still 96.5MB. Free memory was 71.5MB in the beginning and 62.8MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 149.10ms. Allocated memory is still 96.5MB. Free memory was 62.8MB in the beginning and 55.9MB in the end (delta: 6.9MB). 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 15:56:16,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/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_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/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_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_10x0-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/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_e44e71af-fb3e-4e06-a68a-d1640fc336b0/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 2b1e7360b510ceea1b4f190c67c2656c6deb0030b7718750b71696817135287b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:19,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:19,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:19,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:19,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:19,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:19,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:19,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:19,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:19,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:19,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:19,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:19,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:19,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:19,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:19,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:19,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:19,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:19,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:19,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:19,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:19,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:19,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:19,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:19,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:19,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:19,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:19,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:19,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:19,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:19,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:19,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:19,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:19,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:19,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:19,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:19,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:19,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:19,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:19,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:19,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:19,626 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:19,655 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:19,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:19,656 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:19,656 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:19,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:19,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:19,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:19,657 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:19,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:19,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:19,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:19,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:19,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:19,659 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:19,659 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:19,659 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:19,659 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:19,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:19,659 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:19,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:19,660 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:19,660 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:19,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:19,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:19,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:19,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:19,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:19,661 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:19,661 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:19,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:19,662 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:19,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:19,662 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_e44e71af-fb3e-4e06-a68a-d1640fc336b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b1e7360b510ceea1b4f190c67c2656c6deb0030b7718750b71696817135287b [2021-11-23 15:56:20,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:20,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:20,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:20,152 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:20,153 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:20,155 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/sum_10x0-2.c [2021-11-23 15:56:20,230 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/data/486bb8f4a/6211c1e781204ada8b5d69e932e0ad72/FLAG84e7f7a4a [2021-11-23 15:56:20,735 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:20,736 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/sv-benchmarks/c/recursive-simple/sum_10x0-2.c [2021-11-23 15:56:20,743 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/data/486bb8f4a/6211c1e781204ada8b5d69e932e0ad72/FLAG84e7f7a4a [2021-11-23 15:56:21,112 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/data/486bb8f4a/6211c1e781204ada8b5d69e932e0ad72 [2021-11-23 15:56:21,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:21,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:21,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:21,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:21,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:21,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52bf277c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:21, skipping insertion in model container [2021-11-23 15:56:21,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:21,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:21,366 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_e44e71af-fb3e-4e06-a68a-d1640fc336b0/sv-benchmarks/c/recursive-simple/sum_10x0-2.c[481,494] [2021-11-23 15:56:21,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:21,380 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:21,392 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_e44e71af-fb3e-4e06-a68a-d1640fc336b0/sv-benchmarks/c/recursive-simple/sum_10x0-2.c[481,494] [2021-11-23 15:56:21,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:21,405 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:21,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:21 WrapperNode [2021-11-23 15:56:21,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:21,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:21,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:21,408 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:21,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,439 INFO L137 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-23 15:56:21,439 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:21,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:21,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:21,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:21,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:21,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:21,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:21,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:21,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:21,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:21,491 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:21,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:21,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:21,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:21,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:21,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:21,532 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-11-23 15:56:21,532 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-11-23 15:56:21,604 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:21,605 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:21,755 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:21,767 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:56:21,772 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:56:21,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:56:21 BoogieIcfgContainer [2021-11-23 15:56:21,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:56:21,777 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:56:21,777 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:56:21,787 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:56:21,787 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:56:21,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:21,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:56:21,897 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:56:21,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:56:21,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:21,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:21,949 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 15:56:21,958 INFO L158 Benchmark]: Toolchain (without parser) took 835.56ms. Allocated memory is still 86.0MB. Free memory was 50.9MB in the beginning and 48.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.0MB. Max. memory is 16.1GB. [2021-11-23 15:56:21,959 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 86.0MB. Free memory was 67.3MB in the beginning and 67.2MB in the end (delta: 75.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:21,960 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.54ms. Allocated memory is still 86.0MB. Free memory was 50.6MB in the beginning and 66.2MB in the end (delta: -15.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:21,962 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.15ms. Allocated memory is still 86.0MB. Free memory was 66.2MB in the beginning and 64.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:21,963 INFO L158 Benchmark]: Boogie Preprocessor took 20.06ms. Allocated memory is still 86.0MB. Free memory was 64.6MB in the beginning and 63.6MB in the end (delta: 947.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:21,964 INFO L158 Benchmark]: RCFGBuilder took 315.19ms. Allocated memory is still 86.0MB. Free memory was 63.6MB in the beginning and 55.0MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:21,965 INFO L158 Benchmark]: CodeCheck took 177.44ms. Allocated memory is still 86.0MB. Free memory was 54.8MB in the beginning and 48.6MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:21,974 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 0.30ms. Allocated memory is still 86.0MB. Free memory was 67.3MB in the beginning and 67.2MB in the end (delta: 75.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.54ms. Allocated memory is still 86.0MB. Free memory was 50.6MB in the beginning and 66.2MB in the end (delta: -15.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.15ms. Allocated memory is still 86.0MB. Free memory was 66.2MB in the beginning and 64.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.06ms. Allocated memory is still 86.0MB. Free memory was 64.6MB in the beginning and 63.6MB in the end (delta: 947.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 315.19ms. Allocated memory is still 86.0MB. Free memory was 63.6MB in the beginning and 55.0MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 177.44ms. Allocated memory is still 86.0MB. Free memory was 54.8MB in the beginning and 48.6MB in the end (delta: 6.2MB). 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 15:56:22,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e44e71af-fb3e-4e06-a68a-d1640fc336b0/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