./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/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_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/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_b967ef1f-1673-425e-a7f2-ecbfd866255a/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 3dbb8973115a2f2e6e9919c60db6caee9e34e2602619f50ff5af191ff37f303a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:42:07,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:42:07,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 02:42:07,846 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:42:07,847 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:42:07,871 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:42:07,872 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:42:07,873 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:42:07,874 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:42:07,874 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:42:07,875 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:42:07,875 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:42:07,876 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:42:07,876 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:42:07,877 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:42:07,877 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:42:07,878 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:42:07,878 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:42:07,879 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:42:07,879 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:42:07,880 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:42:07,883 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:42:07,883 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:42:07,884 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:42:07,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:42:07,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:42:07,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:42:07,886 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:42:07,886 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:42:07,886 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:42:07,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:42:07,887 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:42:07,887 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_b967ef1f-1673-425e-a7f2-ecbfd866255a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dbb8973115a2f2e6e9919c60db6caee9e34e2602619f50ff5af191ff37f303a [2023-12-03 02:42:08,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:42:08,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:42:08,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:42:08,118 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:42:08,119 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:42:08,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_bad.i [2023-12-03 02:42:11,016 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:42:11,310 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:42:11,311 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_bad.i [2023-12-03 02:42:11,339 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/data/4a743397c/630dd7533231496bb82b885553b0d69a/FLAGfa6435f87 [2023-12-03 02:42:11,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/data/4a743397c/630dd7533231496bb82b885553b0d69a [2023-12-03 02:42:11,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:42:11,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:42:11,360 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:42:11,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:42:11,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:42:11,367 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:42:11" (1/1) ... [2023-12-03 02:42:11,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ce24202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:11, skipping insertion in model container [2023-12-03 02:42:11,369 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:42:11" (1/1) ... [2023-12-03 02:42:11,427 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:42:12,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:42:12,361 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:42:12,457 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:42:12,644 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:42:12,645 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:42:12,645 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:42:12,645 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:42:12,653 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:42:12,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:12 WrapperNode [2023-12-03 02:42:12,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:42:12,655 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:42:12,655 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:42:12,655 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:42:12,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:12" (1/1) ... [2023-12-03 02:42:12,688 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:12" (1/1) ... [2023-12-03 02:42:12,711 INFO L138 Inliner]: procedures = 498, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2023-12-03 02:42:12,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:42:12,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:42:12,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:42:12,713 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:42:12,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:12" (1/1) ... [2023-12-03 02:42:12,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:12" (1/1) ... [2023-12-03 02:42:12,726 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:12" (1/1) ... [2023-12-03 02:42:12,726 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:12" (1/1) ... [2023-12-03 02:42:12,732 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:12" (1/1) ... [2023-12-03 02:42:12,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:12" (1/1) ... [2023-12-03 02:42:12,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:12" (1/1) ... [2023-12-03 02:42:12,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:12" (1/1) ... [2023-12-03 02:42:12,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:42:12,742 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:42:12,742 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:42:12,742 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:42:12,743 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:12" (1/1) ... [2023-12-03 02:42:12,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:42:12,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:42:12,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:42:12,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:42:12,825 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-03 02:42:12,826 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-03 02:42:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2023-12-03 02:42:12,826 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2023-12-03 02:42:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 02:42:12,826 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 02:42:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:42:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:42:12,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:42:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 02:42:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:42:13,006 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:42:13,009 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:42:13,148 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:42:13,191 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:42:13,191 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:42:13,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:42:13 BoogieIcfgContainer [2023-12-03 02:42:13,193 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:42:13,194 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:42:13,194 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:42:13,205 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:42:13,205 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:42:13" (1/1) ... [2023-12-03 02:42:13,216 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:42:13,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:13,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2023-12-03 02:42:13,284 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2023-12-03 02:42:13,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 02:42:13,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:13,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:42:13,445 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:42:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:42:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:42:13,561 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:42:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:42:13,604 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 02:42:13,634 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet104 [2023-12-03 02:42:13,638 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret98 could not be translated [2023-12-03 02:42:13,639 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret99 could not be translated [2023-12-03 02:42:13,639 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post100 could not be translated [2023-12-03 02:42:13,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:42:13 ImpRootNode [2023-12-03 02:42:13,644 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:42:13,645 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:42:13,645 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:42:13,645 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:42:13,646 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:42:13" (3/4) ... [2023-12-03 02:42:13,649 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 02:42:13,650 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:42:13,651 INFO L158 Benchmark]: Toolchain (without parser) took 2291.96ms. Allocated memory is still 169.9MB. Free memory was 124.4MB in the beginning and 70.1MB in the end (delta: 54.2MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2023-12-03 02:42:13,652 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 134.2MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:42:13,653 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1293.78ms. Allocated memory is still 169.9MB. Free memory was 123.9MB in the beginning and 108.9MB in the end (delta: 14.9MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2023-12-03 02:42:13,653 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.00ms. Allocated memory is still 169.9MB. Free memory was 108.9MB in the beginning and 105.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:42:13,654 INFO L158 Benchmark]: Boogie Preprocessor took 29.09ms. Allocated memory is still 169.9MB. Free memory was 105.8MB in the beginning and 103.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:42:13,655 INFO L158 Benchmark]: RCFGBuilder took 450.96ms. Allocated memory is still 169.9MB. Free memory was 103.7MB in the beginning and 89.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 02:42:13,656 INFO L158 Benchmark]: CodeCheck took 450.45ms. Allocated memory is still 169.9MB. Free memory was 89.0MB in the beginning and 70.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 02:42:13,656 INFO L158 Benchmark]: Witness Printer took 5.22ms. Allocated memory is still 169.9MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:42:13,660 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 4 procedures, 33 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1563]: 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 1585. 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); [L1585] 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={3:0}] [L1414] COND TRUE line != ((void *)0) [L1585] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={13:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1586] CALL CWE191_Integer_Underflow__int_min_postdec_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1563] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, 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 134.2MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1293.78ms. Allocated memory is still 169.9MB. Free memory was 123.9MB in the beginning and 108.9MB in the end (delta: 14.9MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.00ms. Allocated memory is still 169.9MB. Free memory was 108.9MB in the beginning and 105.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.09ms. Allocated memory is still 169.9MB. Free memory was 105.8MB in the beginning and 103.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 450.96ms. Allocated memory is still 169.9MB. Free memory was 103.7MB in the beginning and 89.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 450.45ms. Allocated memory is still 169.9MB. Free memory was 89.0MB in the beginning and 70.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 5.22ms. Allocated memory is still 169.9MB. Free memory is still 70.1MB. 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~nondet104 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post100 could not be translated - 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 02:42:13,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/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_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/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_b967ef1f-1673-425e-a7f2-ecbfd866255a/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 3dbb8973115a2f2e6e9919c60db6caee9e34e2602619f50ff5af191ff37f303a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:42:15,778 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:42:15,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 02:42:15,897 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:42:15,898 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:42:15,899 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:42:15,900 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:42:15,901 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:42:15,902 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:42:15,902 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:42:15,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:42:15,904 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:42:15,904 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:42:15,905 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:42:15,906 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:42:15,906 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:42:15,907 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:42:15,907 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:42:15,908 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:42:15,909 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:42:15,909 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:42:15,910 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:42:15,911 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:42:15,911 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:42:15,912 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:42:15,913 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:42:15,913 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:42:15,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:42:15,914 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:42:15,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:42:15,916 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:42:15,916 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:42:15,916 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:42:15,917 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:42:15,917 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:42:15,917 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:42:15,918 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_b967ef1f-1673-425e-a7f2-ecbfd866255a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dbb8973115a2f2e6e9919c60db6caee9e34e2602619f50ff5af191ff37f303a [2023-12-03 02:42:16,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:42:16,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:42:16,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:42:16,261 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:42:16,262 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:42:16,263 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_bad.i [2023-12-03 02:42:19,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:42:19,568 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:42:19,569 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_12_bad.i [2023-12-03 02:42:19,595 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/data/463b550b3/4ea29a96ad514c3a983c028e3bf28979/FLAGc09421af0 [2023-12-03 02:42:19,609 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/data/463b550b3/4ea29a96ad514c3a983c028e3bf28979 [2023-12-03 02:42:19,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:42:19,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:42:19,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:42:19,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:42:19,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:42:19,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:42:19" (1/1) ... [2023-12-03 02:42:19,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4be51aff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:19, skipping insertion in model container [2023-12-03 02:42:19,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:42:19" (1/1) ... [2023-12-03 02:42:19,683 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:42:20,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:42:20,552 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:42:20,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:42:20,751 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:42:20,751 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:42:20,751 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:42:20,751 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:42:20,759 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:42:20,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:20 WrapperNode [2023-12-03 02:42:20,759 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:42:20,761 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:42:20,761 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:42:20,761 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:42:20,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:20" (1/1) ... [2023-12-03 02:42:20,794 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:20" (1/1) ... [2023-12-03 02:42:20,818 INFO L138 Inliner]: procedures = 503, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2023-12-03 02:42:20,819 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:42:20,820 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:42:20,820 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:42:20,820 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:42:20,830 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:20" (1/1) ... [2023-12-03 02:42:20,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:20" (1/1) ... [2023-12-03 02:42:20,834 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:20" (1/1) ... [2023-12-03 02:42:20,835 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:20" (1/1) ... [2023-12-03 02:42:20,843 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:20" (1/1) ... [2023-12-03 02:42:20,845 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:20" (1/1) ... [2023-12-03 02:42:20,849 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:20" (1/1) ... [2023-12-03 02:42:20,851 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:20" (1/1) ... [2023-12-03 02:42:20,856 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:42:20,857 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:42:20,857 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:42:20,857 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:42:20,858 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:20" (1/1) ... [2023-12-03 02:42:20,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:42:20,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:42:20,888 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:42:20,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:42:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-03 02:42:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-03 02:42:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2023-12-03 02:42:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2023-12-03 02:42:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 02:42:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 02:42:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:42:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:42:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:42:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:42:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 02:42:21,080 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:42:21,083 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:42:21,232 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:42:21,277 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:42:21,277 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:42:21,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:42:21 BoogieIcfgContainer [2023-12-03 02:42:21,280 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:42:21,281 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:42:21,281 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:42:21,293 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:42:21,293 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:42:21,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:21,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-12-03 02:42:21,374 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-12-03 02:42:21,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:42:21,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:21,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:42:21,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:42:21,384 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:42:21,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:42:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:42:21,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:42:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:42:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:42:21,816 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:42:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:42:21,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:42:21,872 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 02:42:21,900 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet102 [2023-12-03 02:42:21,904 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated [2023-12-03 02:42:21,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret97 could not be translated [2023-12-03 02:42:21,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post98 could not be translated [2023-12-03 02:42:21,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:42:21 ImpRootNode [2023-12-03 02:42:21,909 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:42:21,910 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:42:21,910 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:42:21,910 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:42:21,911 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:42:21" (3/4) ... [2023-12-03 02:42:21,913 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 02:42:21,914 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:42:21,915 INFO L158 Benchmark]: Toolchain (without parser) took 2302.23ms. Allocated memory is still 100.7MB. Free memory was 73.3MB in the beginning and 62.8MB in the end (delta: 10.6MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-12-03 02:42:21,916 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:42:21,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1145.37ms. Allocated memory is still 100.7MB. Free memory was 73.1MB in the beginning and 70.0MB in the end (delta: 3.1MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2023-12-03 02:42:21,917 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.71ms. Allocated memory is still 100.7MB. Free memory was 69.4MB in the beginning and 66.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:42:21,918 INFO L158 Benchmark]: Boogie Preprocessor took 36.18ms. Allocated memory is still 100.7MB. Free memory was 66.8MB in the beginning and 64.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:42:21,919 INFO L158 Benchmark]: RCFGBuilder took 423.32ms. Allocated memory is still 100.7MB. Free memory was 64.7MB in the beginning and 47.4MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 02:42:21,919 INFO L158 Benchmark]: CodeCheck took 628.76ms. Allocated memory is still 100.7MB. Free memory was 47.4MB in the beginning and 62.8MB in the end (delta: -15.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:42:21,920 INFO L158 Benchmark]: Witness Printer took 4.37ms. Allocated memory is still 100.7MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:42:21,924 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 4 procedures, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1563]: 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 1585. 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); [L1585] 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={3:0}] [L1414] COND TRUE line != ((void *)0) [L1585] 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] [L1586] CALL CWE191_Integer_Underflow__int_min_postdec_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1563] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, 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 0.21ms. Allocated memory is still 67.1MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1145.37ms. Allocated memory is still 100.7MB. Free memory was 73.1MB in the beginning and 70.0MB in the end (delta: 3.1MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.71ms. Allocated memory is still 100.7MB. Free memory was 69.4MB in the beginning and 66.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.18ms. Allocated memory is still 100.7MB. Free memory was 66.8MB in the beginning and 64.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 423.32ms. Allocated memory is still 100.7MB. Free memory was 64.7MB in the beginning and 47.4MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 628.76ms. Allocated memory is still 100.7MB. Free memory was 47.4MB in the beginning and 62.8MB in the end (delta: -15.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.37ms. Allocated memory is still 100.7MB. Free memory is still 62.8MB. 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~nondet102 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post98 could not be translated - 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 02:42:21,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b967ef1f-1673-425e-a7f2-ecbfd866255a/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