./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_31_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_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9 --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 a0a1b2c98f98e8adf03e61a9732123f45ea1efbd4bff6a3a742c71337b2f2cd4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:31:19,521 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:31:19,585 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-02 21:31:19,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:31:19,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:31:19,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:31:19,611 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:31:19,612 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:31:19,613 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:31:19,613 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:31:19,614 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:31:19,614 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:31:19,615 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:31:19,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:31:19,616 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:31:19,616 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:31:19,617 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:31:19,617 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:31:19,617 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:31:19,618 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:31:19,618 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:31:19,619 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:31:19,619 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:31:19,620 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:31:19,620 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:31:19,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:31:19,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:31:19,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:31:19,622 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:31:19,622 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:31:19,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:31:19,623 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:31:19,623 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_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0a1b2c98f98e8adf03e61a9732123f45ea1efbd4bff6a3a742c71337b2f2cd4 [2023-12-02 21:31:19,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:31:19,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:31:19,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:31:19,862 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:31:19,862 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:31:19,863 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_31_bad.i [2023-12-02 21:31:22,586 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:31:22,883 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:31:22,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_31_bad.i [2023-12-02 21:31:22,908 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/data/cec1e860b/3fa0483321654359b1fd96803c6651f4/FLAGa8a23f91d [2023-12-02 21:31:22,923 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/data/cec1e860b/3fa0483321654359b1fd96803c6651f4 [2023-12-02 21:31:22,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:31:22,927 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:31:22,928 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:31:22,928 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:31:22,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:31:22,934 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:31:22" (1/1) ... [2023-12-02 21:31:22,935 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e574725 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:22, skipping insertion in model container [2023-12-02 21:31:22,935 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:31:22" (1/1) ... [2023-12-02 21:31:23,005 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:31:23,750 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:23,760 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:31:23,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:23,973 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:31:23,974 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:31:23,974 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:31:23,974 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:31:23,982 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:31:23,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:23 WrapperNode [2023-12-02 21:31:23,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:31:23,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:31:23,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:31:23,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:31:23,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:23" (1/1) ... [2023-12-02 21:31:24,013 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:23" (1/1) ... [2023-12-02 21:31:24,035 INFO L138 Inliner]: procedures = 498, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2023-12-02 21:31:24,035 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:31:24,036 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:31:24,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:31:24,036 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:31:24,045 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:23" (1/1) ... [2023-12-02 21:31:24,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:23" (1/1) ... [2023-12-02 21:31:24,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:23" (1/1) ... [2023-12-02 21:31:24,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:23" (1/1) ... [2023-12-02 21:31:24,054 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:23" (1/1) ... [2023-12-02 21:31:24,055 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:23" (1/1) ... [2023-12-02 21:31:24,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:23" (1/1) ... [2023-12-02 21:31:24,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:23" (1/1) ... [2023-12-02 21:31:24,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:31:24,062 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:31:24,062 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:31:24,062 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:31:24,063 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:23" (1/1) ... [2023-12-02 21:31:24,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:31:24,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:31:24,099 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:31:24,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:31:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 21:31:24,136 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 21:31:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:31:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:31:24,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:31:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 21:31:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:31:24,255 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:31:24,257 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:31:24,335 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:31:24,370 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:31:24,371 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:31:24,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:24 BoogieIcfgContainer [2023-12-02 21:31:24,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:31:24,373 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:31:24,373 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:31:24,380 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:31:24,380 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:24" (1/1) ... [2023-12-02 21:31:24,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:31:24,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:24,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-02 21:31:24,431 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-02 21:31:24,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:31:24,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:24,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:24,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:31:24,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:24,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-02 21:31:24,705 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-02 21:31:24,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 21:31:24,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:24,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:31:24,739 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:31:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:31:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:31:24,800 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:31:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:31:24,827 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 21:31:24,851 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet99 [2023-12-02 21:31:24,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:31:24 ImpRootNode [2023-12-02 21:31:24,856 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:31:24,857 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:31:24,857 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:31:24,858 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:31:24,858 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:24" (3/4) ... [2023-12-02 21:31:24,860 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:31:24,861 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:31:24,862 INFO L158 Benchmark]: Toolchain (without parser) took 1935.14ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 98.3MB in the beginning and 132.0MB in the end (delta: -33.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:24,863 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:24,863 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1054.47ms. Allocated memory is still 142.6MB. Free memory was 98.3MB in the beginning and 86.8MB in the end (delta: 11.5MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2023-12-02 21:31:24,864 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.96ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 84.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:31:24,865 INFO L158 Benchmark]: Boogie Preprocessor took 25.49ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 82.6MB in the end (delta: 786.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:24,865 INFO L158 Benchmark]: RCFGBuilder took 309.93ms. Allocated memory is still 142.6MB. Free memory was 82.6MB in the beginning and 69.4MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 21:31:24,866 INFO L158 Benchmark]: CodeCheck took 483.75ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 69.4MB in the beginning and 132.0MB in the end (delta: -62.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:24,866 INFO L158 Benchmark]: Witness Printer took 4.26ms. Allocated memory is still 172.0MB. Free memory is still 132.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:24,869 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: 0.4s, 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, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 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, 7 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: 1557]: 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 1565. 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); [L1565] 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) [L1565] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=14, argc=14, argv={13:12}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] CALL CWE190_Integer_Overflow__int_max_add_31_bad() [L1550] int data; [L1551] data = 0 [L1552] data = 0x7fffffff [L1554] int dataCopy = data; [L1555] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, data=2147483647, dataCopy=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, data=2147483647, dataCopy=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 0.15ms. Allocated memory is still 98.6MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1054.47ms. Allocated memory is still 142.6MB. Free memory was 98.3MB in the beginning and 86.8MB in the end (delta: 11.5MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.96ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 84.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.49ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 82.6MB in the end (delta: 786.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 309.93ms. Allocated memory is still 142.6MB. Free memory was 82.6MB in the beginning and 69.4MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 483.75ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 69.4MB in the beginning and 132.0MB in the end (delta: -62.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.26ms. Allocated memory is still 172.0MB. Free memory is still 132.0MB. 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~nondet99 - 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 [2023-12-02 21:31:24,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/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_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9 --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 a0a1b2c98f98e8adf03e61a9732123f45ea1efbd4bff6a3a742c71337b2f2cd4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:31:26,825 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:31:26,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-02 21:31:26,934 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:31:26,935 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:31:26,936 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:31:26,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:31:26,937 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:31:26,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:31:26,938 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:31:26,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:31:26,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:31:26,940 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:31:26,940 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:31:26,941 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:31:26,941 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:31:26,942 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:31:26,942 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:31:26,943 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:31:26,943 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:31:26,944 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:31:26,952 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:31:26,952 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:31:26,953 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:31:26,953 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:31:26,953 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:31:26,954 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:31:26,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:31:26,955 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:31:26,955 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:31:26,955 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:31:26,956 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:31:26,956 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:31:26,956 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:31:26,956 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:31:26,957 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:31:26,957 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_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0a1b2c98f98e8adf03e61a9732123f45ea1efbd4bff6a3a742c71337b2f2cd4 [2023-12-02 21:31:27,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:31:27,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:31:27,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:31:27,286 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:31:27,286 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:31:27,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_31_bad.i [2023-12-02 21:31:30,058 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:31:30,371 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:31:30,371 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_31_bad.i [2023-12-02 21:31:30,394 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/data/861f547b8/63c2acd8d1d94c25b102003770164749/FLAG9c02f52b6 [2023-12-02 21:31:30,405 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/data/861f547b8/63c2acd8d1d94c25b102003770164749 [2023-12-02 21:31:30,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:31:30,409 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:31:30,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:31:30,410 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:31:30,414 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:31:30,414 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:31:30" (1/1) ... [2023-12-02 21:31:30,415 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a250b75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:30, skipping insertion in model container [2023-12-02 21:31:30,415 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:31:30" (1/1) ... [2023-12-02 21:31:30,463 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:31:31,202 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:31,216 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:31:31,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:31,461 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:31:31,462 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:31:31,462 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:31:31,462 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:31:31,468 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:31:31,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:31 WrapperNode [2023-12-02 21:31:31,469 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:31:31,470 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:31:31,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:31:31,470 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:31:31,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:31" (1/1) ... [2023-12-02 21:31:31,505 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:31" (1/1) ... [2023-12-02 21:31:31,527 INFO L138 Inliner]: procedures = 503, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2023-12-02 21:31:31,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:31:31,528 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:31:31,528 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:31:31,528 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:31:31,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:31" (1/1) ... [2023-12-02 21:31:31,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:31" (1/1) ... [2023-12-02 21:31:31,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:31" (1/1) ... [2023-12-02 21:31:31,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:31" (1/1) ... [2023-12-02 21:31:31,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:31" (1/1) ... [2023-12-02 21:31:31,552 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:31" (1/1) ... [2023-12-02 21:31:31,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:31" (1/1) ... [2023-12-02 21:31:31,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:31" (1/1) ... [2023-12-02 21:31:31,562 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:31:31,563 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:31:31,563 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:31:31,563 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:31:31,564 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:31" (1/1) ... [2023-12-02 21:31:31,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:31:31,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:31:31,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:31:31,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:31:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 21:31:31,642 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 21:31:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:31:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:31:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:31:31,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:31:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 21:31:31,795 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:31:31,797 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:31:31,899 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:31:31,938 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:31:31,938 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:31:31,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:31 BoogieIcfgContainer [2023-12-02 21:31:31,940 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:31:31,941 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:31:31,941 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:31:31,951 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:31:31,951 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:31" (1/1) ... [2023-12-02 21:31:31,959 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:31:32,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:32,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-02 21:31:32,011 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-02 21:31:32,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:31:32,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:32,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:31:32,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:31:32,016 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:31:32,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:31:32,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:32,131 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:31:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:32,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:31:32,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:32,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:31:32,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:31:32,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:32,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-02 21:31:32,206 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-02 21:31:32,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 21:31:32,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:32,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:31:32,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:31:32,208 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:31:32,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 21:31:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:31:32,327 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:31:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:31:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:31:32,418 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:31:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:31:32,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 21:31:32,450 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 21:31:32,451 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 21:31:32,473 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet97 [2023-12-02 21:31:32,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:31:32 ImpRootNode [2023-12-02 21:31:32,478 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:31:32,478 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:31:32,478 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:31:32,478 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:31:32,479 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:31" (3/4) ... [2023-12-02 21:31:32,480 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:31:32,481 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:31:32,482 INFO L158 Benchmark]: Toolchain (without parser) took 2073.24ms. Allocated memory is still 107.0MB. Free memory was 79.8MB in the beginning and 77.2MB in the end (delta: 2.6MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-12-02 21:31:32,482 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:32,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1059.48ms. Allocated memory is still 107.0MB. Free memory was 79.6MB in the beginning and 79.7MB in the end (delta: -137.2kB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2023-12-02 21:31:32,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.48ms. Allocated memory is still 107.0MB. Free memory was 79.7MB in the beginning and 77.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:31:32,484 INFO L158 Benchmark]: Boogie Preprocessor took 34.48ms. Allocated memory is still 107.0MB. Free memory was 77.0MB in the beginning and 74.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:31:32,484 INFO L158 Benchmark]: RCFGBuilder took 377.22ms. Allocated memory is still 107.0MB. Free memory was 74.9MB in the beginning and 60.0MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 21:31:32,485 INFO L158 Benchmark]: CodeCheck took 536.74ms. Allocated memory is still 107.0MB. Free memory was 60.0MB in the beginning and 77.9MB in the end (delta: -18.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:32,486 INFO L158 Benchmark]: Witness Printer took 3.29ms. Allocated memory is still 107.0MB. Free memory was 77.9MB in the beginning and 77.2MB in the end (delta: 680.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:32,489 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: 0.5s, 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, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 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, 39 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: 1557]: 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 1565. 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); [L1565] 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) [L1565] 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] [L1566] CALL CWE190_Integer_Overflow__int_max_add_31_bad() [L1550] int data; [L1551] data = 0 [L1552] data = 0x7fffffff [L1554] int dataCopy = data; [L1555] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, data=2147483647, dataCopy=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, data=2147483647, dataCopy=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 0.18ms. Allocated memory is still 60.8MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1059.48ms. Allocated memory is still 107.0MB. Free memory was 79.6MB in the beginning and 79.7MB in the end (delta: -137.2kB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.48ms. Allocated memory is still 107.0MB. Free memory was 79.7MB in the beginning and 77.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.48ms. Allocated memory is still 107.0MB. Free memory was 77.0MB in the beginning and 74.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 377.22ms. Allocated memory is still 107.0MB. Free memory was 74.9MB in the beginning and 60.0MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 536.74ms. Allocated memory is still 107.0MB. Free memory was 60.0MB in the beginning and 77.9MB in the end (delta: -18.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.29ms. Allocated memory is still 107.0MB. Free memory was 77.9MB in the beginning and 77.2MB in the end (delta: 680.3kB). 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~nondet97 - 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 [2023-12-02 21:31:32,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46b100fb-4896-47f8-b752-902abccbc00e/bin/ukojak-verify-Qdu7aM0XO9/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