./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_prod4br.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_prod4br.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi --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 3804d0a192f5a2112e31895b0bddee4dad38b32b4eea44b6f412da08ad9146bc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:50,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:50,666 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:52:50,676 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:52:50,677 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:52:50,717 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:50,718 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:50,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:50,720 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:50,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:50,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:50,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:50,727 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:52:50,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:52:50,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:52:50,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:50,730 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:50,730 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:50,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:50,731 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:52:50,732 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:52:50,732 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:52:50,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:50,733 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:50,734 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:50,735 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:50,735 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:50,736 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:50,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:50,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:50,738 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:50,738 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:50,738 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:52:50,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:52:50,739 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:50,739 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_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3804d0a192f5a2112e31895b0bddee4dad38b32b4eea44b6f412da08ad9146bc [2023-11-24 22:52:51,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:51,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:51,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:51,144 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:51,145 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:51,146 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/recursified_nla-digbench/recursified_prod4br.c [2023-11-24 22:52:54,382 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:54,579 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:54,579 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/sv-benchmarks/c/recursified_nla-digbench/recursified_prod4br.c [2023-11-24 22:52:54,589 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/data/aa8afdb3f/56d923e13b6d4cbc9a41aa0fc567794a/FLAG6d140788e [2023-11-24 22:52:54,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/data/aa8afdb3f/56d923e13b6d4cbc9a41aa0fc567794a [2023-11-24 22:52:54,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:54,623 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:54,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:54,628 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:54,635 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:54,636 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:54" (1/1) ... [2023-11-24 22:52:54,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ad8090a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:54, skipping insertion in model container [2023-11-24 22:52:54,638 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:54" (1/1) ... [2023-11-24 22:52:54,666 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:54,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:54,867 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:54,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:54,913 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:54,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:54 WrapperNode [2023-11-24 22:52:54,914 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:54,915 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:54,915 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:54,915 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:54,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:54" (1/1) ... [2023-11-24 22:52:54,936 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:54" (1/1) ... [2023-11-24 22:52:54,963 INFO L138 Inliner]: procedures = 16, calls = 87, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 86 [2023-11-24 22:52:54,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:54,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:54,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:54,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:54,976 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:54" (1/1) ... [2023-11-24 22:52:54,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:54" (1/1) ... [2023-11-24 22:52:54,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:54" (1/1) ... [2023-11-24 22:52:54,981 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:54" (1/1) ... [2023-11-24 22:52:54,990 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:54" (1/1) ... [2023-11-24 22:52:54,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:54" (1/1) ... [2023-11-24 22:52:54,996 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:54" (1/1) ... [2023-11-24 22:52:54,998 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:54" (1/1) ... [2023-11-24 22:52:55,002 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:55,003 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:55,003 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:55,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:55,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:54" (1/1) ... [2023-11-24 22:52:55,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:55,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:55,046 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:55,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_32_to_51_0 [2023-11-24 22:52:55,114 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_32_to_51_0 [2023-11-24 22:52:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:52:55,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:52:55,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:52:55,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:55,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:55,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:52:55,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:52:55,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:52:55,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:52:55,274 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:55,280 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:55,948 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:56,031 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:56,031 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:52:56,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:56 BoogieIcfgContainer [2023-11-24 22:52:56,034 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:56,034 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:56,035 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:56,046 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:56,047 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:56" (1/1) ... [2023-11-24 22:52:56,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:52:56,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:56,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 105 states and 112 transitions. [2023-11-24 22:52:56,122 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 112 transitions. [2023-11-24 22:52:56,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:52:56,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:56,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:52:56,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:52:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:52:56,525 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 22:52:56,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated [2023-11-24 22:52:56,564 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-24 22:52:56,565 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-24 22:52:56,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated [2023-11-24 22:52:56,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-24 22:52:56,567 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-24 22:52:56,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:52:56 ImpRootNode [2023-11-24 22:52:56,577 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:52:56,578 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:52:56,579 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:52:56,579 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:52:56,580 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:56" (3/4) ... [2023-11-24 22:52:56,584 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-24 22:52:56,598 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated [2023-11-24 22:52:56,603 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-24 22:52:56,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-24 22:52:56,605 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated [2023-11-24 22:52:56,611 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-24 22:52:56,611 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-24 22:52:56,653 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:52:56,654 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:52:56,655 INFO L158 Benchmark]: Toolchain (without parser) took 2031.47ms. Allocated memory was 157.3MB in the beginning and 197.1MB in the end (delta: 39.8MB). Free memory was 109.4MB in the beginning and 148.6MB in the end (delta: -39.1MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2023-11-24 22:52:56,655 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 157.3MB. Free memory is still 128.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:56,656 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.11ms. Allocated memory is still 157.3MB. Free memory was 109.4MB in the beginning and 97.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:52:56,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.18ms. Allocated memory is still 157.3MB. Free memory was 97.5MB in the beginning and 96.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:56,657 INFO L158 Benchmark]: Boogie Preprocessor took 37.28ms. Allocated memory is still 157.3MB. Free memory was 96.1MB in the beginning and 94.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:56,658 INFO L158 Benchmark]: RCFGBuilder took 1030.82ms. Allocated memory is still 157.3MB. Free memory was 94.1MB in the beginning and 61.9MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-24 22:52:56,659 INFO L158 Benchmark]: CodeCheck took 542.83ms. Allocated memory was 157.3MB in the beginning and 197.1MB in the end (delta: 39.8MB). Free memory was 61.9MB in the beginning and 150.8MB in the end (delta: -88.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:56,660 INFO L158 Benchmark]: Witness Printer took 75.63ms. Allocated memory is still 197.1MB. Free memory was 150.8MB in the beginning and 148.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:56,667 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, 105 locations, 42 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 0.0s 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: 53]: integer overflow possible integer overflow possible We found a FailurePath: [L99] int x; [L100] int y; [L101] int a; [L102] int b; [L103] int p; [L104] int q; [L105] x = __VERIFIER_nondet_int() [L106] y = __VERIFIER_nondet_int() [L107] EXPR \read(y) [L107] CALL assume_abort_if_not(y >= 1) [L23] COND FALSE !(!cond) [L107] RET assume_abort_if_not(y >= 1) [L108] EXPR \read(x) [L108] a = x [L109] EXPR \read(y) [L109] b = y [L110] p = 1 [L111] q = 0 VAL [a={6:0}, b={4:0}, p={8:0}, q={7:0}, x={9:0}, y={10:0}] [L112] CALL func_to_recursive_line_32_to_51_0(&a, &b, &y, &x, &q, &p) VAL [a={6:0}, b={4:0}, p={8:0}, q={7:0}, x={9:0}, y={10:0}] [L53] \read(*q) [L53] EXPR \read(*a) [L53] EXPR \read(*b) VAL [a={6:0}, a={6:0}, b={4:0}, b={4:0}, p={8:0}, p={8:0}, q={7:0}, q={7:0}, x={9:0}, x={9:0}, y={10:0}, y={10:0}] [L53] (*a) * (*b) VAL [a={6:0}, a={6:0}, b={4:0}, b={4:0}, p={8:0}, p={8:0}, q={7:0}, q={7:0}, x={9:0}, x={9:0}, y={10:0}, y={10:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 157.3MB. Free memory is still 128.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.11ms. Allocated memory is still 157.3MB. Free memory was 109.4MB in the beginning and 97.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.18ms. Allocated memory is still 157.3MB. Free memory was 97.5MB in the beginning and 96.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.28ms. Allocated memory is still 157.3MB. Free memory was 96.1MB in the beginning and 94.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1030.82ms. Allocated memory is still 157.3MB. Free memory was 94.1MB in the beginning and 61.9MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 542.83ms. Allocated memory was 157.3MB in the beginning and 197.1MB in the end (delta: 39.8MB). Free memory was 61.9MB in the beginning and 150.8MB in the end (delta: -88.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 75.63ms. Allocated memory is still 197.1MB. Free memory was 150.8MB in the beginning and 148.6MB 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~mem7 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~mem7 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 The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem7 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~mem7 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 The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-24 22:52:56,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c76e7b-7a0e-485c-abe4-164c9fa65515/bin/ukojak-verify-afCqCEvfdi/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)