./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/id_o100.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_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/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_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/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_03999e6f-08a8-4c69-bf35-433947d67b85/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 a9f3959f9eef72d5f7423aa1eb092ce144135b5ae33d5bb31037a0c7e99b1293 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:51,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:51,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:51,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:51,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:51,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:51,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:51,812 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:51,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:51,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:51,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:51,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:51,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:51,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:51,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:51,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:51,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:51,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:51,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:51,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:51,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:51,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:51,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:51,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:51,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:51,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:51,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:51,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:51,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:51,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:51,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:51,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:51,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:51,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:51,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:51,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:51,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:51,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:51,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:51,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:51,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:51,892 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:51,934 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:51,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:51,935 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:51,935 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:51,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:51,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:51,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:51,937 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:51,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:51,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:51,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:51,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:51,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:51,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:51,939 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:51,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:51,939 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:51,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:51,940 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:51,940 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:51,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:51,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:51,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:51,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:51,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:51,941 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:51,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:51,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:51,942 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_03999e6f-08a8-4c69-bf35-433947d67b85/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9f3959f9eef72d5f7423aa1eb092ce144135b5ae33d5bb31037a0c7e99b1293 [2021-11-23 15:04:52,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:52,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:52,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:52,233 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:52,234 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:52,235 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/id_o100.c [2021-11-23 15:04:52,308 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/data/240cc0cc0/425f2c0dca314df3bb1c3f7fe5d1cb04/FLAG479bd5684 [2021-11-23 15:04:52,728 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:52,729 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/sv-benchmarks/c/recursive-simple/id_o100.c [2021-11-23 15:04:52,734 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/data/240cc0cc0/425f2c0dca314df3bb1c3f7fe5d1cb04/FLAG479bd5684 [2021-11-23 15:04:53,102 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/data/240cc0cc0/425f2c0dca314df3bb1c3f7fe5d1cb04 [2021-11-23 15:04:53,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:53,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:53,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:53,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:53,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:53,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f5bf2c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53, skipping insertion in model container [2021-11-23 15:04:53,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:53,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:53,327 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_03999e6f-08a8-4c69-bf35-433947d67b85/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-11-23 15:04:53,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:53,346 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:53,359 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_03999e6f-08a8-4c69-bf35-433947d67b85/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-11-23 15:04:53,360 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:53,372 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:53,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53 WrapperNode [2021-11-23 15:04:53,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:53,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:53,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:53,374 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:53,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,404 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-23 15:04:53,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:53,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:53,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:53,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:53,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:53,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:53,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:53,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:53,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:53,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:53,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:53,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:53,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:53,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:53,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:53,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:53,507 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-23 15:04:53,508 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-23 15:04:53,564 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:53,565 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:53,648 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:53,659 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:04:53,660 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:04:53,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:53 BoogieIcfgContainer [2021-11-23 15:04:53,663 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:04:53,664 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:04:53,664 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:04:53,675 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:04:53,676 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:04:53,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:04:53,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:04:53,748 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:04:53,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:04:53,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:04:53,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:04:53,806 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:04:53,810 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 15:04:53,815 INFO L158 Benchmark]: Toolchain (without parser) took 707.52ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 40.4MB in the beginning and 55.7MB in the end (delta: -15.3MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,816 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory is still 56.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:53,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.53ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 40.2MB in the beginning and 73.7MB in the end (delta: -33.5MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,818 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.87ms. Allocated memory is still 96.5MB. Free memory was 73.5MB in the beginning and 72.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:53,819 INFO L158 Benchmark]: Boogie Preprocessor took 15.67ms. Allocated memory is still 96.5MB. Free memory was 72.3MB in the beginning and 71.3MB in the end (delta: 986.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,820 INFO L158 Benchmark]: RCFGBuilder took 241.62ms. Allocated memory is still 96.5MB. Free memory was 71.3MB in the beginning and 62.8MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,821 INFO L158 Benchmark]: CodeCheck took 149.53ms. Allocated memory is still 96.5MB. Free memory was 62.6MB in the beginning and 55.7MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,825 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 0.32ms. Allocated memory is still 77.6MB. Free memory is still 56.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.53ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 40.2MB in the beginning and 73.7MB in the end (delta: -33.5MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.87ms. Allocated memory is still 96.5MB. Free memory was 73.5MB in the beginning and 72.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.67ms. Allocated memory is still 96.5MB. Free memory was 72.3MB in the beginning and 71.3MB in the end (delta: 986.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 241.62ms. Allocated memory is still 96.5MB. Free memory was 71.3MB in the beginning and 62.8MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 149.53ms. Allocated memory is still 96.5MB. Free memory was 62.6MB in the beginning and 55.7MB in the end (delta: 6.9MB). 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 15:04:53,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/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_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/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_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/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_03999e6f-08a8-4c69-bf35-433947d67b85/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 a9f3959f9eef72d5f7423aa1eb092ce144135b5ae33d5bb31037a0c7e99b1293 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:56,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:56,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:56,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:56,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:56,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:56,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:56,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:56,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:56,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:56,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:56,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:56,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:56,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:56,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:56,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:56,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:56,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:56,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:56,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:56,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:56,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:56,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:56,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:56,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:56,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:56,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:56,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:56,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:56,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:56,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:56,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:56,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:56,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:56,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:56,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:56,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:56,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:56,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:56,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:56,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:56,604 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:56,630 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:56,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:56,631 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:56,632 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:56,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:56,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:56,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:56,634 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:56,635 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:56,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:56,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:56,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:56,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:56,637 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:56,637 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:56,637 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:56,638 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:56,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:56,638 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:56,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:56,639 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:56,639 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:56,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:56,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:56,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:56,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:56,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:56,641 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:56,641 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:56,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:56,641 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:56,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:56,642 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_03999e6f-08a8-4c69-bf35-433947d67b85/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9f3959f9eef72d5f7423aa1eb092ce144135b5ae33d5bb31037a0c7e99b1293 [2021-11-23 15:04:57,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:57,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:57,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:57,053 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:57,054 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:57,056 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/recursive-simple/id_o100.c [2021-11-23 15:04:57,137 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/data/2537ea042/cb746274f13b4d9e918f622e70bca2b4/FLAGffe7924e8 [2021-11-23 15:04:57,720 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:57,720 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/sv-benchmarks/c/recursive-simple/id_o100.c [2021-11-23 15:04:57,727 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/data/2537ea042/cb746274f13b4d9e918f622e70bca2b4/FLAGffe7924e8 [2021-11-23 15:04:57,745 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/data/2537ea042/cb746274f13b4d9e918f622e70bca2b4 [2021-11-23 15:04:57,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:57,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:57,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:57,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:57,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:57,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@583985f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57, skipping insertion in model container [2021-11-23 15:04:57,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:57,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:57,983 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_03999e6f-08a8-4c69-bf35-433947d67b85/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-11-23 15:04:57,989 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:58,013 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:58,033 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_03999e6f-08a8-4c69-bf35-433947d67b85/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-11-23 15:04:58,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:58,073 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:58,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58 WrapperNode [2021-11-23 15:04:58,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:58,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:58,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:58,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:58,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,124 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-23 15:04:58,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:58,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:58,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:58,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:58,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:58,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:58,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:58,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:58,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,169 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:58,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:58,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:58,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:58,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:58,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:58,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:58,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:58,246 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-23 15:04:58,246 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-23 15:04:58,315 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:58,317 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:58,410 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:58,421 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:04:58,421 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:04:58,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:58 BoogieIcfgContainer [2021-11-23 15:04:58,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:04:58,425 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:04:58,425 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:04:58,435 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:04:58,435 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:04:58,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:04:58,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 15:04:58,502 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 15:04:58,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:04:58,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:04:58,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:04:58,554 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 15:04:58,557 INFO L158 Benchmark]: Toolchain (without parser) took 806.19ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 28.0MB in the end (delta: 12.7MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:58,558 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 60.8MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:58,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.15ms. Allocated memory is still 60.8MB. Free memory was 40.6MB in the beginning and 45.4MB in the end (delta: -4.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:58,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.40ms. Allocated memory is still 60.8MB. Free memory was 45.2MB in the beginning and 44.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:58,561 INFO L158 Benchmark]: Boogie Preprocessor took 34.19ms. Allocated memory is still 60.8MB. Free memory was 43.9MB in the beginning and 42.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:58,562 INFO L158 Benchmark]: RCFGBuilder took 262.83ms. Allocated memory is still 60.8MB. Free memory was 42.9MB in the beginning and 34.3MB in the end (delta: 8.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:58,563 INFO L158 Benchmark]: CodeCheck took 130.73ms. Allocated memory is still 60.8MB. Free memory was 34.3MB in the beginning and 28.0MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:58,568 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 0.23ms. Allocated memory is still 60.8MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.15ms. Allocated memory is still 60.8MB. Free memory was 40.6MB in the beginning and 45.4MB in the end (delta: -4.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.40ms. Allocated memory is still 60.8MB. Free memory was 45.2MB in the beginning and 44.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.19ms. Allocated memory is still 60.8MB. Free memory was 43.9MB in the beginning and 42.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 262.83ms. Allocated memory is still 60.8MB. Free memory was 42.9MB in the beginning and 34.3MB in the end (delta: 8.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 130.73ms. Allocated memory is still 60.8MB. Free memory was 34.3MB in the beginning and 28.0MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:58,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03999e6f-08a8-4c69-bf35-433947d67b85/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared