./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_61_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_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/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_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/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_55c8b233-49db-44d6-8c10-43532ae296a3/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 90fb66c2479950efa21815dc810e13a47fd3d1e739fbddfd7ca7a5dbeb6ac638 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:53:53,556 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:53:53,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 01:53:53,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:53:53,631 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:53:53,654 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:53:53,655 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:53:53,656 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:53:53,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:53:53,657 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:53:53,658 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:53:53,658 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:53:53,659 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:53:53,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:53:53,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:53:53,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:53:53,661 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:53:53,662 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:53:53,662 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:53:53,663 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:53:53,663 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:53:53,664 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:53:53,664 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:53:53,665 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:53:53,665 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:53:53,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:53:53,666 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:53:53,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:53:53,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:53:53,668 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:53:53,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:53:53,668 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:53:53,669 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_55c8b233-49db-44d6-8c10-43532ae296a3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90fb66c2479950efa21815dc810e13a47fd3d1e739fbddfd7ca7a5dbeb6ac638 [2023-12-03 01:53:53,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:53:53,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:53:53,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:53:53,911 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:53:53,911 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:53:53,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_61_bad.i [2023-12-03 01:53:56,666 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:53:56,944 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:53:56,945 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_61_bad.i [2023-12-03 01:53:56,967 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/data/f8bb6364a/a8d45d95cf9c4e7bafeef13c779d6548/FLAGc6190b3e8 [2023-12-03 01:53:56,982 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/data/f8bb6364a/a8d45d95cf9c4e7bafeef13c779d6548 [2023-12-03 01:53:56,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:53:56,986 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:53:56,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:53:56,988 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:53:56,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:53:56,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:53:56" (1/1) ... [2023-12-03 01:53:56,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c42b6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:53:56, skipping insertion in model container [2023-12-03 01:53:56,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:53:56" (1/1) ... [2023-12-03 01:53:57,060 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:53:57,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:53:57,806 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:53:57,890 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:53:58,032 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:53:58,032 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:53:58,032 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:53:58,033 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:53:58,040 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:53:58,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:53:58 WrapperNode [2023-12-03 01:53:58,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:53:58,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:53:58,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:53:58,042 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:53:58,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:53:58" (1/1) ... [2023-12-03 01:53:58,071 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:53:58" (1/1) ... [2023-12-03 01:53:58,094 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2023-12-03 01:53:58,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:53:58,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:53:58,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:53:58,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:53:58,104 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:53:58" (1/1) ... [2023-12-03 01:53:58,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:53:58" (1/1) ... [2023-12-03 01:53:58,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:53:58" (1/1) ... [2023-12-03 01:53:58,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:53:58" (1/1) ... [2023-12-03 01:53:58,114 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:53:58" (1/1) ... [2023-12-03 01:53:58,115 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:53:58" (1/1) ... [2023-12-03 01:53:58,117 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:53:58" (1/1) ... [2023-12-03 01:53:58,118 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:53:58" (1/1) ... [2023-12-03 01:53:58,121 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:53:58,122 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:53:58,122 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:53:58,122 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:53:58,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:53:58" (1/1) ... [2023-12-03 01:53:58,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:53:58,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:53:58,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:53:58,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:53:58,183 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 01:53:58,183 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 01:53:58,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:53:58,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:53:58,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:53:58,184 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 01:53:58,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:53:58,307 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:53:58,309 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:53:58,390 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:53:58,430 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:53:58,430 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:53:58,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:53:58 BoogieIcfgContainer [2023-12-03 01:53:58,432 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:53:58,432 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:53:58,432 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:53:58,442 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:53:58,442 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:53:58" (1/1) ... [2023-12-03 01:53:58,450 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:53:58,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:58,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 01:53:58,496 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 01:53:58,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:53:58,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:58,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:58,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:53:58,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:58,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-03 01:53:58,735 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-03 01:53:58,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:53:58,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:58,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:53:58,761 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:53:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:53:58,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:53:58,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:53:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:53:58,852 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 01:53:58,873 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet101 [2023-12-03 01:53:58,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:53:58 ImpRootNode [2023-12-03 01:53:58,878 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:53:58,878 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:53:58,879 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:53:58,879 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:53:58,879 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:53:58" (3/4) ... [2023-12-03 01:53:58,881 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:53:58,881 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:53:58,882 INFO L158 Benchmark]: Toolchain (without parser) took 1896.13ms. Allocated memory is still 203.4MB. Free memory was 154.2MB in the beginning and 107.9MB in the end (delta: 46.3MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2023-12-03 01:53:58,883 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 89.3MB in the end (delta: 65.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:53:58,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1053.16ms. Allocated memory is still 203.4MB. Free memory was 153.8MB in the beginning and 148.8MB in the end (delta: 5.0MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2023-12-03 01:53:58,884 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.18ms. Allocated memory is still 203.4MB. Free memory was 148.8MB in the beginning and 146.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:53:58,884 INFO L158 Benchmark]: Boogie Preprocessor took 26.31ms. Allocated memory is still 203.4MB. Free memory was 146.6MB in the beginning and 144.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:53:58,885 INFO L158 Benchmark]: RCFGBuilder took 309.63ms. Allocated memory is still 203.4MB. Free memory was 144.6MB in the beginning and 130.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:53:58,885 INFO L158 Benchmark]: CodeCheck took 445.49ms. Allocated memory is still 203.4MB. Free memory was 130.9MB in the beginning and 107.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 01:53:58,886 INFO L158 Benchmark]: Witness Printer took 3.13ms. Allocated memory is still 203.4MB. Free memory is still 107.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:53:58,889 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, 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: 1555]: 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 1563. 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); [L1563] 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) [L1563] 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] [L1564] CALL CWE190_Integer_Overflow__int_max_preinc_61_bad() [L1551] int data; [L1552] data = 0 [L1553] CALL, EXPR CWE190_Integer_Overflow__int_max_preinc_61b_badSource(data) [L1570] data = 0x7fffffff [L1571] return data; [L1553] RET, EXPR CWE190_Integer_Overflow__int_max_preinc_61b_badSource(data) [L1553] data = CWE190_Integer_Overflow__int_max_preinc_61b_badSource(data) [L1555] ++data 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 0.19ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 89.3MB in the end (delta: 65.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1053.16ms. Allocated memory is still 203.4MB. Free memory was 153.8MB in the beginning and 148.8MB in the end (delta: 5.0MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.18ms. Allocated memory is still 203.4MB. Free memory was 148.8MB in the beginning and 146.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.31ms. Allocated memory is still 203.4MB. Free memory was 146.6MB in the beginning and 144.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 309.63ms. Allocated memory is still 203.4MB. Free memory was 144.6MB in the beginning and 130.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 445.49ms. Allocated memory is still 203.4MB. Free memory was 130.9MB in the beginning and 107.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 3.13ms. Allocated memory is still 203.4MB. Free memory is still 107.9MB. 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~nondet101 - 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 [2023-12-03 01:53:58,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/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_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/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_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/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_55c8b233-49db-44d6-8c10-43532ae296a3/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 90fb66c2479950efa21815dc810e13a47fd3d1e739fbddfd7ca7a5dbeb6ac638 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:54:00,802 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:54:00,876 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 01:54:00,907 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:54:00,908 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:54:00,908 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:54:00,909 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:54:00,910 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:54:00,910 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:54:00,911 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:54:00,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:54:00,912 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:54:00,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:54:00,913 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:54:00,913 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:54:00,914 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:54:00,915 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:54:00,915 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:54:00,915 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:54:00,916 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:54:00,916 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:54:00,917 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:54:00,917 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:54:00,918 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:54:00,918 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:54:00,919 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:54:00,919 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:54:00,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:54:00,920 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:54:00,920 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:54:00,921 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:54:00,921 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:54:00,921 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:54:00,921 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:54:00,922 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:54:00,922 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:54:00,922 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_55c8b233-49db-44d6-8c10-43532ae296a3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90fb66c2479950efa21815dc810e13a47fd3d1e739fbddfd7ca7a5dbeb6ac638 [2023-12-03 01:54:01,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:54:01,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:54:01,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:54:01,259 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:54:01,260 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:54:01,261 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_61_bad.i [2023-12-03 01:54:04,059 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:54:04,373 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:54:04,374 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_61_bad.i [2023-12-03 01:54:04,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/data/c7498427e/0b3ea75b2a834261996b607490eae1da/FLAG9c89702b2 [2023-12-03 01:54:04,412 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/data/c7498427e/0b3ea75b2a834261996b607490eae1da [2023-12-03 01:54:04,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:54:04,416 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:54:04,417 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:54:04,418 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:54:04,422 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:54:04,423 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:54:04" (1/1) ... [2023-12-03 01:54:04,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d09c58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:54:04, skipping insertion in model container [2023-12-03 01:54:04,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:54:04" (1/1) ... [2023-12-03 01:54:04,485 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:54:05,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:54:05,282 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:54:05,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:54:05,499 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:54:05,500 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:54:05,500 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:54:05,500 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:54:05,508 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:54:05,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:54:05 WrapperNode [2023-12-03 01:54:05,508 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:54:05,509 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:54:05,509 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:54:05,510 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:54:05,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:54:05" (1/1) ... [2023-12-03 01:54:05,544 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:54:05" (1/1) ... [2023-12-03 01:54:05,568 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2023-12-03 01:54:05,568 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:54:05,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:54:05,569 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:54:05,569 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:54:05,578 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:54:05" (1/1) ... [2023-12-03 01:54:05,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:54:05" (1/1) ... [2023-12-03 01:54:05,582 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:54:05" (1/1) ... [2023-12-03 01:54:05,583 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:54:05" (1/1) ... [2023-12-03 01:54:05,592 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:54:05" (1/1) ... [2023-12-03 01:54:05,594 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:54:05" (1/1) ... [2023-12-03 01:54:05,597 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:54:05" (1/1) ... [2023-12-03 01:54:05,599 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:54:05" (1/1) ... [2023-12-03 01:54:05,603 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:54:05,604 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:54:05,604 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:54:05,604 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:54:05,605 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:54:05" (1/1) ... [2023-12-03 01:54:05,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:54:05,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:54:05,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:54:05,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:54:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 01:54:05,679 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 01:54:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:54:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:54:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:54:05,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:54:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 01:54:05,821 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:54:05,823 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:54:05,918 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:54:05,961 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:54:05,961 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:54:05,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:54:05 BoogieIcfgContainer [2023-12-03 01:54:05,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:54:05,963 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:54:05,963 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:54:05,971 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:54:05,971 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:54:05" (1/1) ... [2023-12-03 01:54:05,979 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:54:06,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:06,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 01:54:06,025 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 01:54:06,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:54:06,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:06,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:54:06,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:54:06,050 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:54:06,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:54:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:06,173 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:54:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:06,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:54:06,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:54:06,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:54:06,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:54:06,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:06,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-03 01:54:06,250 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-03 01:54:06,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:54:06,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:06,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:54:06,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:54:06,252 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:54:06,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:54:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:54:06,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:54:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:54:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:54:06,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:54:06,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:54:06,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:54:06,501 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 01:54:06,502 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 01:54:06,527 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet99 [2023-12-03 01:54:06,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:54:06 ImpRootNode [2023-12-03 01:54:06,533 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:54:06,534 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:54:06,534 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:54:06,534 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:54:06,534 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:54:05" (3/4) ... [2023-12-03 01:54:06,536 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:54:06,537 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:54:06,538 INFO L158 Benchmark]: Toolchain (without parser) took 2122.39ms. Allocated memory is still 107.0MB. Free memory was 79.4MB in the beginning and 64.2MB in the end (delta: 15.2MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-12-03 01:54:06,539 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:54:06,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1091.18ms. Allocated memory is still 107.0MB. Free memory was 79.1MB in the beginning and 73.6MB in the end (delta: 5.5MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2023-12-03 01:54:06,540 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.07ms. Allocated memory is still 107.0MB. Free memory was 73.6MB in the beginning and 70.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:54:06,541 INFO L158 Benchmark]: Boogie Preprocessor took 34.42ms. Allocated memory is still 107.0MB. Free memory was 70.9MB in the beginning and 68.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:54:06,542 INFO L158 Benchmark]: RCFGBuilder took 358.67ms. Allocated memory is still 107.0MB. Free memory was 68.9MB in the beginning and 53.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 01:54:06,542 INFO L158 Benchmark]: CodeCheck took 569.78ms. Allocated memory is still 107.0MB. Free memory was 52.7MB in the beginning and 64.4MB in the end (delta: -11.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:54:06,543 INFO L158 Benchmark]: Witness Printer took 4.12ms. Allocated memory is still 107.0MB. Free memory was 64.4MB in the beginning and 64.2MB in the end (delta: 209.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:54:06,546 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, 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: 1555]: 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 1563. 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); [L1563] 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) [L1563] 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] [L1564] CALL CWE190_Integer_Overflow__int_max_preinc_61_bad() [L1551] int data; [L1552] data = 0 [L1553] CALL, EXPR CWE190_Integer_Overflow__int_max_preinc_61b_badSource(data) [L1570] data = 0x7fffffff [L1571] return data; [L1553] RET, EXPR CWE190_Integer_Overflow__int_max_preinc_61b_badSource(data) [L1553] data = CWE190_Integer_Overflow__int_max_preinc_61b_badSource(data) [L1555] ++data 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 0.22ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1091.18ms. Allocated memory is still 107.0MB. Free memory was 79.1MB in the beginning and 73.6MB in the end (delta: 5.5MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.07ms. Allocated memory is still 107.0MB. Free memory was 73.6MB in the beginning and 70.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.42ms. Allocated memory is still 107.0MB. Free memory was 70.9MB in the beginning and 68.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 358.67ms. Allocated memory is still 107.0MB. Free memory was 68.9MB in the beginning and 53.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 569.78ms. Allocated memory is still 107.0MB. Free memory was 52.7MB in the beginning and 64.4MB in the end (delta: -11.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.12ms. Allocated memory is still 107.0MB. Free memory was 64.4MB in the beginning and 64.2MB in the end (delta: 209.8kB). 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 [2023-12-03 01:54:06,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c8b233-49db-44d6-8c10-43532ae296a3/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample