./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_42_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/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_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/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 64bit --witnessprinter.graph.data.programhash 018e8f31c54e536450a6b381557b28499eb09acd0087ade26771d4c474b9741c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:15:44,808 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:15:44,939 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 22:15:44,949 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:15:44,950 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:15:44,993 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:15:44,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:15:44,994 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:15:44,995 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:15:44,998 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:15:44,998 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:15:44,999 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:15:45,000 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:15:45,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:15:45,006 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:15:45,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:15:45,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:15:45,008 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:15:45,009 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:15:45,009 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:15:45,009 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:15:45,010 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:15:45,011 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:15:45,011 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:15:45,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:15:45,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:45,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:15:45,013 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:15:45,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:15:45,014 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:15:45,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:15:45,015 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:15:45,016 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_2100e00c-01fa-43cd-812e-596e558c2cb9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 018e8f31c54e536450a6b381557b28499eb09acd0087ade26771d4c474b9741c [2023-11-24 22:15:45,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:15:45,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:15:45,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:15:45,408 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:15:45,409 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:15:45,410 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_42_bad.i [2023-11-24 22:15:48,684 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:15:49,187 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:15:49,188 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_42_bad.i [2023-11-24 22:15:49,216 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/data/57d95dea9/f36fa1ed9f6f4c978bf2284f5367be0f/FLAG88ee1ed76 [2023-11-24 22:15:49,232 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/data/57d95dea9/f36fa1ed9f6f4c978bf2284f5367be0f [2023-11-24 22:15:49,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:15:49,236 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:15:49,238 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:49,238 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:15:49,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:15:49,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:49" (1/1) ... [2023-11-24 22:15:49,245 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@679bd0ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:49, skipping insertion in model container [2023-11-24 22:15:49,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:49" (1/1) ... [2023-11-24 22:15:49,311 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:15:50,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:50,494 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:15:50,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:50,709 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:15:50,709 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:15:50,710 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:15:50,710 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:15:50,718 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:15:50,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:50 WrapperNode [2023-11-24 22:15:50,719 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:50,720 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:50,721 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:15:50,721 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:15:50,729 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:50" (1/1) ... [2023-11-24 22:15:50,755 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:50" (1/1) ... [2023-11-24 22:15:50,783 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2023-11-24 22:15:50,783 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:50,784 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:15:50,784 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:15:50,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:15:50,798 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:50" (1/1) ... [2023-11-24 22:15:50,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:50" (1/1) ... [2023-11-24 22:15:50,806 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:50" (1/1) ... [2023-11-24 22:15:50,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:50" (1/1) ... [2023-11-24 22:15:50,819 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:50" (1/1) ... [2023-11-24 22:15:50,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:50" (1/1) ... [2023-11-24 22:15:50,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:50" (1/1) ... [2023-11-24 22:15:50,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:50" (1/1) ... [2023-11-24 22:15:50,827 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:15:50,828 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:15:50,829 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:15:50,829 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:15:50,829 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:50" (1/1) ... [2023-11-24 22:15:50,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:50,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:15:50,880 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:15:50,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:15:50,915 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 22:15:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 22:15:50,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:15:50,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:15:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:15:50,916 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 22:15:50,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:15:51,073 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:15:51,076 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:15:51,215 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:15:51,265 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:15:51,266 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:15:51,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:51 BoogieIcfgContainer [2023-11-24 22:15:51,268 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:15:51,268 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:15:51,269 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:15:51,279 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:15:51,279 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:51" (1/1) ... [2023-11-24 22:15:51,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:15:51,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:51,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-24 22:15:51,348 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-24 22:15:51,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:15:51,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:51,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:51,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:15:51,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:15:51,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:15:51,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-24 22:15:51,675 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-24 22:15:51,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:15:51,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:15:51,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:15:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:15:51,727 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:15:51,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:15:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:15:51,844 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:15:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:15:51,873 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:15:51,897 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet100 [2023-11-24 22:15:51,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:15:51 ImpRootNode [2023-11-24 22:15:51,903 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:15:51,904 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:15:51,904 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:15:51,905 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:15:51,905 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:51" (3/4) ... [2023-11-24 22:15:51,907 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:15:51,908 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:15:51,909 INFO L158 Benchmark]: Toolchain (without parser) took 2673.06ms. Allocated memory is still 144.7MB. Free memory was 107.2MB in the beginning and 68.7MB in the end (delta: 38.5MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2023-11-24 22:15:51,911 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 98.6MB. Free memory was 68.7MB in the beginning and 68.7MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:15:51,911 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1482.06ms. Allocated memory is still 144.7MB. Free memory was 106.5MB in the beginning and 109.2MB in the end (delta: -2.7MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2023-11-24 22:15:51,912 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.13ms. Allocated memory is still 144.7MB. Free memory was 109.2MB in the beginning and 106.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:15:51,913 INFO L158 Benchmark]: Boogie Preprocessor took 43.59ms. Allocated memory is still 144.7MB. Free memory was 105.7MB in the beginning and 105.0MB in the end (delta: 716.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:15:51,914 INFO L158 Benchmark]: RCFGBuilder took 439.37ms. Allocated memory is still 144.7MB. Free memory was 105.0MB in the beginning and 91.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:15:51,914 INFO L158 Benchmark]: CodeCheck took 635.05ms. Allocated memory is still 144.7MB. Free memory was 91.1MB in the beginning and 69.2MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:15:51,915 INFO L158 Benchmark]: Witness Printer took 4.30ms. Allocated memory is still 144.7MB. Free memory is still 68.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:15:51,918 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 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=14, argc=14, argv={12:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE190_Integer_Overflow__int_max_add_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] data = 0x7fffffff [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1559] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 98.6MB. Free memory was 68.7MB in the beginning and 68.7MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1482.06ms. Allocated memory is still 144.7MB. Free memory was 106.5MB in the beginning and 109.2MB in the end (delta: -2.7MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.13ms. Allocated memory is still 144.7MB. Free memory was 109.2MB in the beginning and 106.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.59ms. Allocated memory is still 144.7MB. Free memory was 105.7MB in the beginning and 105.0MB in the end (delta: 716.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 439.37ms. Allocated memory is still 144.7MB. Free memory was 105.0MB in the beginning and 91.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 635.05ms. Allocated memory is still 144.7MB. Free memory was 91.1MB in the beginning and 69.2MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 4.30ms. Allocated memory is still 144.7MB. Free memory is still 68.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet100 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:15:51,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/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_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/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 64bit --witnessprinter.graph.data.programhash 018e8f31c54e536450a6b381557b28499eb09acd0087ade26771d4c474b9741c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:15:54,887 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:15:55,020 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-24 22:15:55,071 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:15:55,073 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:15:55,074 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:15:55,075 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:15:55,075 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:15:55,076 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:15:55,082 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:15:55,082 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:15:55,083 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:15:55,083 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:15:55,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:15:55,085 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:15:55,085 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:15:55,086 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:15:55,086 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:15:55,087 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:15:55,087 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:15:55,088 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:15:55,093 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:15:55,093 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:15:55,094 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:15:55,094 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:15:55,095 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:15:55,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:15:55,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:55,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:15:55,097 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:15:55,098 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:15:55,099 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:15:55,099 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:15:55,100 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:15:55,100 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:15:55,100 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:15:55,101 INFO L153 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_2100e00c-01fa-43cd-812e-596e558c2cb9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 018e8f31c54e536450a6b381557b28499eb09acd0087ade26771d4c474b9741c [2023-11-24 22:15:55,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:15:55,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:15:55,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:15:55,549 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:15:55,550 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:15:55,552 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_42_bad.i [2023-11-24 22:15:59,000 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:15:59,466 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:15:59,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_42_bad.i [2023-11-24 22:15:59,504 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/data/7947f7124/86f3ea602920454087c344e26004b884/FLAGcef5f9fef [2023-11-24 22:15:59,527 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/data/7947f7124/86f3ea602920454087c344e26004b884 [2023-11-24 22:15:59,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:15:59,534 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:15:59,539 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:59,540 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:15:59,545 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:15:59,546 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:59" (1/1) ... [2023-11-24 22:15:59,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab0e70a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:59, skipping insertion in model container [2023-11-24 22:15:59,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:59" (1/1) ... [2023-11-24 22:15:59,639 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:16:00,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:00,715 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:16:00,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:01,033 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:16:01,034 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:16:01,034 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:16:01,034 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:16:01,043 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:16:01,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:01 WrapperNode [2023-11-24 22:16:01,044 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:01,045 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:01,045 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:16:01,046 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:16:01,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:01" (1/1) ... [2023-11-24 22:16:01,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:01" (1/1) ... [2023-11-24 22:16:01,167 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2023-11-24 22:16:01,168 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:01,168 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:16:01,169 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:16:01,169 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:16:01,178 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:01" (1/1) ... [2023-11-24 22:16:01,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:01" (1/1) ... [2023-11-24 22:16:01,193 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:01" (1/1) ... [2023-11-24 22:16:01,195 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:01" (1/1) ... [2023-11-24 22:16:01,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:01" (1/1) ... [2023-11-24 22:16:01,212 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:01" (1/1) ... [2023-11-24 22:16:01,215 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:01" (1/1) ... [2023-11-24 22:16:01,228 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:01" (1/1) ... [2023-11-24 22:16:01,232 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:16:01,233 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:16:01,233 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:16:01,234 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:16:01,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:01" (1/1) ... [2023-11-24 22:16:01,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:01,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:16:01,281 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:16:01,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:16:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 22:16:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 22:16:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:16:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:16:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:16:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:16:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 22:16:01,537 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:16:01,540 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:16:01,656 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:16:01,705 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:16:01,705 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:16:01,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:01 BoogieIcfgContainer [2023-11-24 22:16:01,707 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:16:01,708 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:16:01,708 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:16:01,721 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:16:01,724 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:01" (1/1) ... [2023-11-24 22:16:01,735 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:16:01,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:01,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-24 22:16:01,819 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-24 22:16:01,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:16:01,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:01,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:16:01,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:16:01,832 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:16:01,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:16:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:02,009 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:16:02,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:02,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:16:02,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:02,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:16:02,116 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:16:02,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-24 22:16:02,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:02,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-24 22:16:02,147 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-24 22:16:02,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:16:02,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:02,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:16:02,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:16:02,153 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:16:02,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 22:16:02,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:16:02,305 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:16:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:16:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:16:02,403 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:16:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:16:02,436 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:16:02,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 22:16:02,443 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:16:02,466 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet98 [2023-11-24 22:16:02,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:16:02 ImpRootNode [2023-11-24 22:16:02,472 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:16:02,473 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:16:02,473 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:16:02,473 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:16:02,474 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:01" (3/4) ... [2023-11-24 22:16:02,476 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:16:02,477 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:16:02,478 INFO L158 Benchmark]: Toolchain (without parser) took 2943.28ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 50.0MB in the beginning and 56.6MB in the end (delta: -6.6MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-11-24 22:16:02,478 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 77.6MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:16:02,479 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1505.31ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 49.8MB in the beginning and 45.2MB in the end (delta: 4.6MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-11-24 22:16:02,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.71ms. Allocated memory is still 98.6MB. Free memory was 45.2MB in the beginning and 68.1MB in the end (delta: -22.9MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-24 22:16:02,480 INFO L158 Benchmark]: Boogie Preprocessor took 64.09ms. Allocated memory is still 98.6MB. Free memory was 68.1MB in the beginning and 66.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:16:02,481 INFO L158 Benchmark]: RCFGBuilder took 474.24ms. Allocated memory is still 98.6MB. Free memory was 66.0MB in the beginning and 50.3MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:16:02,482 INFO L158 Benchmark]: CodeCheck took 763.95ms. Allocated memory is still 98.6MB. Free memory was 50.3MB in the beginning and 56.6MB in the end (delta: -6.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:16:02,482 INFO L158 Benchmark]: Witness Printer took 4.15ms. Allocated memory is still 98.6MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:16:02,485 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 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 38 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE190_Integer_Overflow__int_max_add_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] data = 0x7fffffff [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1559] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 77.6MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1505.31ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 49.8MB in the beginning and 45.2MB in the end (delta: 4.6MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.71ms. Allocated memory is still 98.6MB. Free memory was 45.2MB in the beginning and 68.1MB in the end (delta: -22.9MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.09ms. Allocated memory is still 98.6MB. Free memory was 68.1MB in the beginning and 66.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 474.24ms. Allocated memory is still 98.6MB. Free memory was 66.0MB in the beginning and 50.3MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 763.95ms. Allocated memory is still 98.6MB. Free memory was 50.3MB in the beginning and 56.6MB in the end (delta: -6.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.15ms. Allocated memory is still 98.6MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet98 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:16:02,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2100e00c-01fa-43cd-812e-596e558c2cb9/bin/ukojak-verify-afCqCEvfdi/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: UNKNOWN: Overapproximated counterexample