./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8becd73bde3c2499375e6716861018ae79859e1a3a008768b6efacb4472324e4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:33:10,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:33:10,987 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:33:10,994 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:33:10,995 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:33:11,034 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:33:11,035 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:33:11,036 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:33:11,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:33:11,042 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:33:11,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:33:11,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:33:11,044 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:33:11,046 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:33:11,047 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:33:11,047 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:33:11,047 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:33:11,048 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:33:11,048 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:33:11,049 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:33:11,049 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:33:11,050 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:33:11,050 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:33:11,051 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:33:11,051 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:33:11,051 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:33:11,052 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:33:11,053 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:33:11,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:33:11,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:33:11,055 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:33:11,055 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:33:11,056 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:33:11,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:33:11,056 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:33:11,056 INFO L153 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_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8becd73bde3c2499375e6716861018ae79859e1a3a008768b6efacb4472324e4 [2023-11-19 02:33:11,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:33:11,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:33:11,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:33:11,387 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:33:11,387 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:33:11,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo3.c [2023-11-19 02:33:14,421 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:33:14,681 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:33:14,682 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/sv-benchmarks/c/recursified_nla-digbench/recursified_geo3.c [2023-11-19 02:33:14,690 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/data/43db18f4c/8193c2652a404d6fa4d300a99d06a8e2/FLAGd59ed61ec [2023-11-19 02:33:14,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/data/43db18f4c/8193c2652a404d6fa4d300a99d06a8e2 [2023-11-19 02:33:14,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:33:14,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:33:14,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:33:14,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:33:14,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:33:14,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:33:14" (1/1) ... [2023-11-19 02:33:14,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@266f6191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:14, skipping insertion in model container [2023-11-19 02:33:14,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:33:14" (1/1) ... [2023-11-19 02:33:14,741 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:33:14,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:33:14,935 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:33:14,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:33:14,975 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:33:14,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:14 WrapperNode [2023-11-19 02:33:14,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:33:14,977 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:33:14,977 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:33:14,977 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:33:14,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:14" (1/1) ... [2023-11-19 02:33:14,995 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:14" (1/1) ... [2023-11-19 02:33:15,022 INFO L138 Inliner]: procedures = 16, calls = 70, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2023-11-19 02:33:15,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:33:15,024 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:33:15,024 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:33:15,024 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:33:15,033 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:14" (1/1) ... [2023-11-19 02:33:15,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:14" (1/1) ... [2023-11-19 02:33:15,037 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:14" (1/1) ... [2023-11-19 02:33:15,038 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:14" (1/1) ... [2023-11-19 02:33:15,046 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:14" (1/1) ... [2023-11-19 02:33:15,048 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:14" (1/1) ... [2023-11-19 02:33:15,050 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:14" (1/1) ... [2023-11-19 02:33:15,051 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:14" (1/1) ... [2023-11-19 02:33:15,055 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:33:15,056 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:33:15,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:33:15,056 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:33:15,057 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:14" (1/1) ... [2023-11-19 02:33:15,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:33:15,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:33:15,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:33:15,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:33:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:33:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:33:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:33:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_29_to_37_0 [2023-11-19 02:33:15,147 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_29_to_37_0 [2023-11-19 02:33:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:33:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:33:15,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:33:15,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:33:15,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:33:15,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:33:15,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:33:15,251 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:33:15,253 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:33:15,684 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:33:15,752 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:33:15,753 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:33:15,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:33:15 BoogieIcfgContainer [2023-11-19 02:33:15,767 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:33:15,768 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:33:15,768 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:33:15,796 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:33:15,798 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:33:15" (1/1) ... [2023-11-19 02:33:15,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:33:15,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:15,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 80 states and 83 transitions. [2023-11-19 02:33:15,878 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 83 transitions. [2023-11-19 02:33:15,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:33:15,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:15,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:33:16,557 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:33:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:33:16,613 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:33:16,640 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-19 02:33:16,641 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-19 02:33:16,641 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-19 02:33:16,642 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-19 02:33:16,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:33:16 ImpRootNode [2023-11-19 02:33:16,646 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:33:16,647 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:33:16,647 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:33:16,648 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:33:16,648 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:33:15" (3/4) ... [2023-11-19 02:33:16,649 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 02:33:16,655 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-19 02:33:16,656 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-19 02:33:16,656 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-19 02:33:16,657 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-19 02:33:16,693 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:33:16,694 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:33:16,695 INFO L158 Benchmark]: Toolchain (without parser) took 1984.54ms. Allocated memory is still 136.3MB. Free memory was 104.9MB in the beginning and 82.9MB in the end (delta: 22.1MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-11-19 02:33:16,695 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 69.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:33:16,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.89ms. Allocated memory is still 136.3MB. Free memory was 104.7MB in the beginning and 93.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:33:16,696 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.14ms. Allocated memory is still 136.3MB. Free memory was 93.6MB in the beginning and 91.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:33:16,697 INFO L158 Benchmark]: Boogie Preprocessor took 31.24ms. Allocated memory is still 136.3MB. Free memory was 91.7MB in the beginning and 90.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:33:16,698 INFO L158 Benchmark]: RCFGBuilder took 711.49ms. Allocated memory is still 136.3MB. Free memory was 90.2MB in the beginning and 105.0MB in the end (delta: -14.7MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2023-11-19 02:33:16,698 INFO L158 Benchmark]: CodeCheck took 878.79ms. Allocated memory is still 136.3MB. Free memory was 104.9MB in the beginning and 85.1MB in the end (delta: 19.8MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-11-19 02:33:16,699 INFO L158 Benchmark]: Witness Printer took 46.52ms. Allocated memory is still 136.3MB. Free memory was 85.1MB in the beginning and 82.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:33:16,703 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 80 locations, 32 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 56]: integer overflow possible integer overflow possible We found a FailurePath: [L77] int z; [L78] int a; [L79] int k; [L80] int x; [L81] int y; [L82] int c; [L83] z = __VERIFIER_nondet_int() [L84] a = __VERIFIER_nondet_int() [L85] k = __VERIFIER_nondet_int() [L86] EXPR \read(a) [L86] x = a [L87] y = 1 [L88] c = 1 VAL [a={5:0}, c={13:0}, k={7:0}, x={6:0}, y={10:0}, z={4:0}] [L89] CALL func_to_recursive_line_29_to_37_0(&k, &c, &y, &x, &z, &a) VAL [a={5:0}, c={13:0}, k={7:0}, x={6:0}, y={10:0}, z={4:0}] [L56] EXPR \read(*z) [L56] EXPR \read(*x) VAL [a={5:0}, a={5:0}, c={13:0}, c={13:0}, k={7:0}, k={7:0}, x={6:0}, x={6:0}, y={10:0}, y={10:0}, z={4:0}, z={4:0}] [L56] (*z) * (*x) VAL [a={5:0}, a={5:0}, c={13:0}, c={13:0}, k={7:0}, k={7:0}, x={6:0}, x={6:0}, y={10:0}, y={10:0}, z={4:0}, z={4:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 69.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.89ms. Allocated memory is still 136.3MB. Free memory was 104.7MB in the beginning and 93.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.14ms. Allocated memory is still 136.3MB. Free memory was 93.6MB in the beginning and 91.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.24ms. Allocated memory is still 136.3MB. Free memory was 91.7MB in the beginning and 90.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 711.49ms. Allocated memory is still 136.3MB. Free memory was 90.2MB in the beginning and 105.0MB in the end (delta: -14.7MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. * CodeCheck took 878.79ms. Allocated memory is still 136.3MB. Free memory was 104.9MB in the beginning and 85.1MB in the end (delta: 19.8MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Witness Printer took 46.52ms. Allocated memory is still 136.3MB. Free memory was 85.1MB in the beginning and 82.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 02:33:16,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d25f03c4-752b-43c8-a833-14d50a3b5158/bin/ukojak-verify-G8NBE6pJGL/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)