./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/id_i5_o5-1.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_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/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_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i5_o5-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/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_c767cd0c-cee0-4acc-bc29-805044a80228/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 019a1f0c8a0db266ae045e6c9616b1be3853f9265d9110ea0f95df9172dad7ef --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:36,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:36,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:36,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:36,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:36,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:36,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:36,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:36,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:36,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:36,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:36,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:36,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:36,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:36,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:36,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:36,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:36,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:36,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:36,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:36,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:36,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:36,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:36,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:36,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:36,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:36,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:36,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:36,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:36,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:36,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:36,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:36,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:36,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:36,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:36,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:36,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:36,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:36,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:36,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:36,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:36,978 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:57:37,021 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:37,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:37,023 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:37,023 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:37,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:37,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:37,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:37,026 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:37,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:37,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:37,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:37,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:37,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:37,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:37,033 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:37,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:37,033 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:37,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:37,034 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:37,034 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:37,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:37,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:37,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:37,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:37,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:37,036 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:37,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:37,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:37,037 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_c767cd0c-cee0-4acc-bc29-805044a80228/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 019a1f0c8a0db266ae045e6c9616b1be3853f9265d9110ea0f95df9172dad7ef [2021-11-23 15:57:37,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:37,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:37,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:37,410 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:37,411 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:37,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/id_i5_o5-1.c [2021-11-23 15:57:37,519 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/data/736f3a190/139c215ae94442ff95bb6879403be505/FLAGf4c076f7f [2021-11-23 15:57:38,058 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:38,059 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/sv-benchmarks/c/recursive-simple/id_i5_o5-1.c [2021-11-23 15:57:38,065 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/data/736f3a190/139c215ae94442ff95bb6879403be505/FLAGf4c076f7f [2021-11-23 15:57:38,401 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/data/736f3a190/139c215ae94442ff95bb6879403be505 [2021-11-23 15:57:38,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:38,410 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:38,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:38,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:38,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:38,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:38" (1/1) ... [2021-11-23 15:57:38,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e38e397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:38, skipping insertion in model container [2021-11-23 15:57:38,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:38" (1/1) ... [2021-11-23 15:57:38,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:38,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:38,742 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_c767cd0c-cee0-4acc-bc29-805044a80228/sv-benchmarks/c/recursive-simple/id_i5_o5-1.c[450,463] [2021-11-23 15:57:38,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:38,756 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:38,774 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_c767cd0c-cee0-4acc-bc29-805044a80228/sv-benchmarks/c/recursive-simple/id_i5_o5-1.c[450,463] [2021-11-23 15:57:38,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:38,793 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:38,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:38 WrapperNode [2021-11-23 15:57:38,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:38,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:38,795 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:38,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:38,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:38" (1/1) ... [2021-11-23 15:57:38,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:38" (1/1) ... [2021-11-23 15:57:38,832 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-23 15:57:38,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:38,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:38,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:38,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:38,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:38" (1/1) ... [2021-11-23 15:57:38,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:38" (1/1) ... [2021-11-23 15:57:38,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:38" (1/1) ... [2021-11-23 15:57:38,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:38" (1/1) ... [2021-11-23 15:57:38,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:38" (1/1) ... [2021-11-23 15:57:38,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:38" (1/1) ... [2021-11-23 15:57:38,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:38" (1/1) ... [2021-11-23 15:57:38,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:38,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:38,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:38,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:38,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:38" (1/1) ... [2021-11-23 15:57:38,869 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:38,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:38,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:38,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:38,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-23 15:57:38,965 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-23 15:57:39,046 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:39,049 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:39,164 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:39,177 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:57:39,178 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:57:39,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:39 BoogieIcfgContainer [2021-11-23 15:57:39,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:57:39,182 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:57:39,182 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:57:39,191 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:57:39,191 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:39" (1/1) ... [2021-11-23 15:57:39,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:57:39,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:39,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:57:39,272 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:57:39,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:57:39,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:39,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:39,346 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:57:39,350 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 15:57:39,356 INFO L158 Benchmark]: Toolchain (without parser) took 944.48ms. Allocated memory is still 127.9MB. Free memory was 94.9MB in the beginning and 86.1MB in the end (delta: 8.8MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:39,357 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 86.0MB. Free memory was 41.5MB in the beginning and 41.4MB in the end (delta: 78.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:39,358 INFO L158 Benchmark]: CACSL2BoogieTranslator took 381.99ms. Allocated memory is still 127.9MB. Free memory was 94.7MB in the beginning and 104.1MB in the end (delta: -9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:39,360 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.96ms. Allocated memory is still 127.9MB. Free memory was 104.1MB in the beginning and 102.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:39,361 INFO L158 Benchmark]: Boogie Preprocessor took 22.34ms. Allocated memory is still 127.9MB. Free memory was 102.7MB in the beginning and 101.9MB in the end (delta: 883.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:39,361 INFO L158 Benchmark]: RCFGBuilder took 323.69ms. Allocated memory is still 127.9MB. Free memory was 101.9MB in the beginning and 93.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:39,362 INFO L158 Benchmark]: CodeCheck took 172.21ms. Allocated memory is still 127.9MB. Free memory was 93.1MB in the beginning and 86.1MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:39,367 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 0.39ms. Allocated memory is still 86.0MB. Free memory was 41.5MB in the beginning and 41.4MB in the end (delta: 78.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 381.99ms. Allocated memory is still 127.9MB. Free memory was 94.7MB in the beginning and 104.1MB in the end (delta: -9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.96ms. Allocated memory is still 127.9MB. Free memory was 104.1MB in the beginning and 102.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.34ms. Allocated memory is still 127.9MB. Free memory was 102.7MB in the beginning and 101.9MB in the end (delta: 883.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 323.69ms. Allocated memory is still 127.9MB. Free memory was 101.9MB in the beginning and 93.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 172.21ms. Allocated memory is still 127.9MB. Free memory was 93.1MB in the beginning and 86.1MB 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 15:57:39,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/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_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i5_o5-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/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_c767cd0c-cee0-4acc-bc29-805044a80228/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 019a1f0c8a0db266ae045e6c9616b1be3853f9265d9110ea0f95df9172dad7ef --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:42,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:42,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:42,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:42,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:42,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:42,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:42,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:42,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:42,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:42,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:42,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:42,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:42,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:42,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:42,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:42,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:42,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:42,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:42,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:42,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:42,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:42,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:42,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:42,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:42,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:42,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:42,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:42,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:42,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:42,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:42,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:42,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:42,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:42,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:42,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:42,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:42,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:42,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:42,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:42,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:42,684 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:57:42,719 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:42,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:42,721 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:42,721 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:42,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:42,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:42,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:42,723 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:42,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:42,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:42,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:42,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:42,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:42,725 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:57:42,725 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:57:42,725 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:57:42,726 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:42,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:42,726 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:42,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:42,728 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:42,728 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:42,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:42,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:42,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:42,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:42,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:42,730 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:57:42,731 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:57:42,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:42,732 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:57:42,732 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:57:42,732 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_c767cd0c-cee0-4acc-bc29-805044a80228/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 019a1f0c8a0db266ae045e6c9616b1be3853f9265d9110ea0f95df9172dad7ef [2021-11-23 15:57:43,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:43,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:43,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:43,224 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:43,225 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:43,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/id_i5_o5-1.c [2021-11-23 15:57:43,315 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/data/bbe851279/e6bfbad0216943b69370588042328aaf/FLAG91d5b1cb2 [2021-11-23 15:57:43,922 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:43,923 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/sv-benchmarks/c/recursive-simple/id_i5_o5-1.c [2021-11-23 15:57:43,930 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/data/bbe851279/e6bfbad0216943b69370588042328aaf/FLAG91d5b1cb2 [2021-11-23 15:57:44,278 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/data/bbe851279/e6bfbad0216943b69370588042328aaf [2021-11-23 15:57:44,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:44,285 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:44,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:44,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:44,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:44,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:44" (1/1) ... [2021-11-23 15:57:44,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e4ccbf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:44, skipping insertion in model container [2021-11-23 15:57:44,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:44" (1/1) ... [2021-11-23 15:57:44,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:44,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:44,501 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_c767cd0c-cee0-4acc-bc29-805044a80228/sv-benchmarks/c/recursive-simple/id_i5_o5-1.c[450,463] [2021-11-23 15:57:44,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:44,524 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:44,541 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_c767cd0c-cee0-4acc-bc29-805044a80228/sv-benchmarks/c/recursive-simple/id_i5_o5-1.c[450,463] [2021-11-23 15:57:44,542 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:44,558 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:44,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:44 WrapperNode [2021-11-23 15:57:44,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:44,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:44,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:44,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:44,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:44" (1/1) ... [2021-11-23 15:57:44,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:44" (1/1) ... [2021-11-23 15:57:44,655 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 18 [2021-11-23 15:57:44,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:44,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:44,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:44,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:44,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:44" (1/1) ... [2021-11-23 15:57:44,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:44" (1/1) ... [2021-11-23 15:57:44,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:44" (1/1) ... [2021-11-23 15:57:44,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:44" (1/1) ... [2021-11-23 15:57:44,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:44" (1/1) ... [2021-11-23 15:57:44,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:44" (1/1) ... [2021-11-23 15:57:44,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:44" (1/1) ... [2021-11-23 15:57:44,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:44,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:44,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:44,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:44,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:44" (1/1) ... [2021-11-23 15:57:44,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:44,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:44,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:44,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:44,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:44,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:44,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:44,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:44,765 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-23 15:57:44,765 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-23 15:57:44,839 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:44,841 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:45,012 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:45,025 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:57:45,026 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:57:45,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:45 BoogieIcfgContainer [2021-11-23 15:57:45,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:57:45,030 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:57:45,030 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:57:45,042 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:57:45,042 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:45" (1/1) ... [2021-11-23 15:57:45,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:57:45,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:57:45,165 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:57:45,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:57:45,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:45,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:45,224 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 15:57:45,233 INFO L158 Benchmark]: Toolchain (without parser) took 944.27ms. Allocated memory is still 60.8MB. Free memory was 40.0MB in the beginning and 28.2MB in the end (delta: 11.8MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:45,234 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 60.8MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:45,236 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.79ms. Allocated memory is still 60.8MB. Free memory was 39.8MB in the beginning and 30.2MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:45,237 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.38ms. Allocated memory is still 60.8MB. Free memory was 30.1MB in the beginning and 43.7MB in the end (delta: -13.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:45,239 INFO L158 Benchmark]: Boogie Preprocessor took 21.31ms. Allocated memory is still 60.8MB. Free memory was 43.7MB in the beginning and 42.8MB in the end (delta: 867.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:45,240 INFO L158 Benchmark]: RCFGBuilder took 350.25ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 34.4MB in the end (delta: 8.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:45,242 INFO L158 Benchmark]: CodeCheck took 198.83ms. Allocated memory is still 60.8MB. Free memory was 34.4MB in the beginning and 28.2MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:45,255 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 0.37ms. Allocated memory is still 60.8MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.79ms. Allocated memory is still 60.8MB. Free memory was 39.8MB in the beginning and 30.2MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.38ms. Allocated memory is still 60.8MB. Free memory was 30.1MB in the beginning and 43.7MB in the end (delta: -13.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.31ms. Allocated memory is still 60.8MB. Free memory was 43.7MB in the beginning and 42.8MB in the end (delta: 867.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 350.25ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 34.4MB in the end (delta: 8.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 198.83ms. Allocated memory is still 60.8MB. Free memory was 34.4MB in the beginning and 28.2MB 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 15:57:45,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c767cd0c-cee0-4acc-bc29-805044a80228/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