./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_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_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/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_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/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_dfb66d59-a409-4d9c-97ec-83f49aa230f0/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 7ea4d1638ce343f6d6f94cafda7ea9ed5e96b82306289dfa14c90075bb5ae976 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:11:29,152 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:11:29,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 04:11:29,225 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:11:29,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:11:29,247 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:11:29,248 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:11:29,248 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:11:29,249 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:11:29,249 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:11:29,250 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:11:29,251 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:11:29,251 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:11:29,252 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:11:29,252 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:11:29,253 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:11:29,253 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:11:29,254 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:11:29,254 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:11:29,255 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:11:29,255 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:11:29,256 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:11:29,256 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:11:29,257 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:11:29,257 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:11:29,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:29,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:11:29,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:11:29,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:11:29,259 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:11:29,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:11:29,260 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:11:29,261 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_dfb66d59-a409-4d9c-97ec-83f49aa230f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ea4d1638ce343f6d6f94cafda7ea9ed5e96b82306289dfa14c90075bb5ae976 [2023-12-03 04:11:29,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:11:29,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:11:29,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:11:29,522 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:11:29,522 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:11:29,524 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_bad.i [2023-12-03 04:11:32,285 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:11:32,608 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:11:32,609 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_bad.i [2023-12-03 04:11:32,632 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/data/93d507b4b/4ac9dbf97777445f90704941b7ee9252/FLAG8b8a01eef [2023-12-03 04:11:32,647 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/data/93d507b4b/4ac9dbf97777445f90704941b7ee9252 [2023-12-03 04:11:32,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:11:32,651 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:11:32,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:32,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:11:32,658 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:11:32,658 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:32" (1/1) ... [2023-12-03 04:11:32,660 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ae6e653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:32, skipping insertion in model container [2023-12-03 04:11:32,660 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:32" (1/1) ... [2023-12-03 04:11:32,747 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:11:33,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:33,490 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:11:33,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:33,699 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:11:33,699 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:11:33,699 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:11:33,700 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:11:33,708 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:11:33,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:33 WrapperNode [2023-12-03 04:11:33,708 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:33,710 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:33,710 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:11:33,710 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:11:33,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:33" (1/1) ... [2023-12-03 04:11:33,742 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:33" (1/1) ... [2023-12-03 04:11:33,768 INFO L138 Inliner]: procedures = 499, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 56 [2023-12-03 04:11:33,769 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:33,770 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:11:33,770 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:11:33,770 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:11:33,780 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:33" (1/1) ... [2023-12-03 04:11:33,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:33" (1/1) ... [2023-12-03 04:11:33,784 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:33" (1/1) ... [2023-12-03 04:11:33,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:33" (1/1) ... [2023-12-03 04:11:33,790 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:33" (1/1) ... [2023-12-03 04:11:33,792 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:33" (1/1) ... [2023-12-03 04:11:33,794 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:33" (1/1) ... [2023-12-03 04:11:33,796 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:33" (1/1) ... [2023-12-03 04:11:33,799 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:11:33,800 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:11:33,800 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:11:33,800 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:11:33,801 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:33" (1/1) ... [2023-12-03 04:11:33,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:33,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:11:33,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:11:33,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:11:33,881 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:11:33,881 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:11:33,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:11:33,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:11:33,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:11:33,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:11:33,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:11:33,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:11:33,882 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:11:33,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:11:33,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:11:34,034 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:11:34,036 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:11:34,144 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:11:34,182 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:11:34,182 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:11:34,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:34 BoogieIcfgContainer [2023-12-03 04:11:34,184 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:11:34,184 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:11:34,185 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:11:34,195 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:11:34,195 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:34" (1/1) ... [2023-12-03 04:11:34,205 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:11:34,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:34,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 04:11:34,262 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 04:11:34,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:11:34,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:34,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:34,661 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 04:11:34,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:34,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-03 04:11:34,695 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-03 04:11:34,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:11:34,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:34,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:11:34,724 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:11:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:11:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:11:34,799 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:11:34,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:11:34,833 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 04:11:34,853 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet102 [2023-12-03 04:11:34,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:11:34 ImpRootNode [2023-12-03 04:11:34,859 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:11:34,859 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:11:34,860 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:11:34,860 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:11:34,860 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:34" (3/4) ... [2023-12-03 04:11:34,862 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:11:34,863 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:11:34,864 INFO L158 Benchmark]: Toolchain (without parser) took 2212.75ms. Allocated memory is still 169.9MB. Free memory was 129.4MB in the beginning and 119.8MB in the end (delta: 9.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-12-03 04:11:34,864 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:34,865 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1056.41ms. Allocated memory is still 169.9MB. Free memory was 129.3MB in the beginning and 82.2MB in the end (delta: 47.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-03 04:11:34,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.24ms. Allocated memory is still 169.9MB. Free memory was 82.2MB in the beginning and 79.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:11:34,866 INFO L158 Benchmark]: Boogie Preprocessor took 29.40ms. Allocated memory is still 169.9MB. Free memory was 79.1MB in the beginning and 77.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:34,867 INFO L158 Benchmark]: RCFGBuilder took 384.12ms. Allocated memory is still 169.9MB. Free memory was 77.6MB in the beginning and 63.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 04:11:34,867 INFO L158 Benchmark]: CodeCheck took 674.36ms. Allocated memory is still 169.9MB. Free memory was 63.0MB in the beginning and 120.7MB in the end (delta: -57.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:34,867 INFO L158 Benchmark]: Witness Printer took 3.68ms. Allocated memory is still 169.9MB. Free memory was 120.7MB in the beginning and 119.8MB in the end (delta: 942.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:34,871 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s 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: 1575]: 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); [L1548] int CWE190_Integer_Overflow__int_fscanf_preinc_68_badData; [L1549] int CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData; [L1550] int CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_badData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, 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 [CWE190_Integer_Overflow__int_fscanf_preinc_68_badData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={40:41}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE190_Integer_Overflow__int_fscanf_preinc_68_bad() [L1554] int data; [L1555] data = 0 [L1557] EXPR \read(data) [L1557] CWE190_Integer_Overflow__int_fscanf_preinc_68_badData = data [L1558] CALL CWE190_Integer_Overflow__int_fscanf_preinc_68b_badSink() [L1573] int data = CWE190_Integer_Overflow__int_fscanf_preinc_68_badData; VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, 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] [L1575] ++data VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, 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 0.18ms. Allocated memory is still 119.5MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1056.41ms. Allocated memory is still 169.9MB. Free memory was 129.3MB in the beginning and 82.2MB in the end (delta: 47.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.24ms. Allocated memory is still 169.9MB. Free memory was 82.2MB in the beginning and 79.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.40ms. Allocated memory is still 169.9MB. Free memory was 79.1MB in the beginning and 77.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 384.12ms. Allocated memory is still 169.9MB. Free memory was 77.6MB in the beginning and 63.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 674.36ms. Allocated memory is still 169.9MB. Free memory was 63.0MB in the beginning and 120.7MB in the end (delta: -57.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.68ms. Allocated memory is still 169.9MB. Free memory was 120.7MB in the beginning and 119.8MB in the end (delta: 942.6kB). 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 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 04:11:34,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/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_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/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_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/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_dfb66d59-a409-4d9c-97ec-83f49aa230f0/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 7ea4d1638ce343f6d6f94cafda7ea9ed5e96b82306289dfa14c90075bb5ae976 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:11:36,797 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:11:36,867 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 04:11:36,897 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:11:36,898 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:11:36,899 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:11:36,900 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:11:36,900 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:11:36,901 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:11:36,901 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:11:36,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:11:36,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:11:36,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:11:36,903 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:11:36,904 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:11:36,904 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:11:36,905 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:11:36,905 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:11:36,906 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:11:36,906 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:11:36,907 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:11:36,907 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:11:36,908 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:11:36,908 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:11:36,908 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:11:36,909 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:11:36,909 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:11:36,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:36,910 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:11:36,910 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:11:36,911 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:11:36,911 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:11:36,911 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:11:36,911 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:11:36,912 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:11:36,912 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:11:36,912 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_dfb66d59-a409-4d9c-97ec-83f49aa230f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ea4d1638ce343f6d6f94cafda7ea9ed5e96b82306289dfa14c90075bb5ae976 [2023-12-03 04:11:37,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:11:37,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:11:37,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:11:37,271 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:11:37,272 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:11:37,273 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_bad.i [2023-12-03 04:11:40,259 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:11:40,575 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:11:40,575 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_bad.i [2023-12-03 04:11:40,597 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/data/3c17a3b70/cf5ebf9259d24afc87fbb90fc2e0f770/FLAG66523413f [2023-12-03 04:11:40,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/data/3c17a3b70/cf5ebf9259d24afc87fbb90fc2e0f770 [2023-12-03 04:11:40,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:11:40,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:11:40,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:40,616 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:11:40,620 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:11:40,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:40" (1/1) ... [2023-12-03 04:11:40,622 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a38a644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:40, skipping insertion in model container [2023-12-03 04:11:40,622 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:40" (1/1) ... [2023-12-03 04:11:40,678 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:11:41,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:41,569 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:11:41,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:41,807 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:11:41,807 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:11:41,808 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:11:41,808 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:11:41,814 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:11:41,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:41 WrapperNode [2023-12-03 04:11:41,815 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:41,816 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:41,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:11:41,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:11:41,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:41" (1/1) ... [2023-12-03 04:11:41,850 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:41" (1/1) ... [2023-12-03 04:11:41,874 INFO L138 Inliner]: procedures = 504, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2023-12-03 04:11:41,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:41,875 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:11:41,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:11:41,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:11:41,884 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:41" (1/1) ... [2023-12-03 04:11:41,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:41" (1/1) ... [2023-12-03 04:11:41,888 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:41" (1/1) ... [2023-12-03 04:11:41,889 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:41" (1/1) ... [2023-12-03 04:11:41,898 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:41" (1/1) ... [2023-12-03 04:11:41,900 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:41" (1/1) ... [2023-12-03 04:11:41,904 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:41" (1/1) ... [2023-12-03 04:11:41,906 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:41" (1/1) ... [2023-12-03 04:11:41,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:11:41,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:11:41,912 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:11:41,912 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:11:41,913 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:41" (1/1) ... [2023-12-03 04:11:41,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:41,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:11:41,947 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:11:41,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:11:41,977 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:11:41,977 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:11:41,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:11:41,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:11:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:11:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:11:41,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:11:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:11:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:11:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:11:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:11:42,149 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:11:42,151 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:11:42,303 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:11:42,345 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:11:42,346 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:11:42,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:42 BoogieIcfgContainer [2023-12-03 04:11:42,347 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:11:42,348 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:11:42,349 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:11:42,359 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:11:42,360 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:42" (1/1) ... [2023-12-03 04:11:42,369 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:11:42,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:42,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 04:11:42,428 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 04:11:42,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:11:42,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:42,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:11:42,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:11:42,436 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:11:42,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:11:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:42,584 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:11:42,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:42,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:11:42,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:42,649 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 04:11:42,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-12-03 04:11:42,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:42,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-03 04:11:42,692 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-03 04:11:42,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:11:42,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:42,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:11:42,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:11:42,694 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:11:42,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:11:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:11:42,883 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:11:42,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:11:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:11:43,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:11:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:11:43,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:11:43,161 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 04:11:43,183 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet100 [2023-12-03 04:11:43,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:11:43 ImpRootNode [2023-12-03 04:11:43,193 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:11:43,194 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:11:43,194 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:11:43,194 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:11:43,195 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:42" (3/4) ... [2023-12-03 04:11:43,197 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:11:43,198 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:11:43,199 INFO L158 Benchmark]: Toolchain (without parser) took 2584.53ms. Allocated memory is still 102.8MB. Free memory was 75.2MB in the beginning and 59.8MB in the end (delta: 15.4MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-12-03 04:11:43,200 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 73.4MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:43,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1199.67ms. Allocated memory is still 102.8MB. Free memory was 75.2MB in the beginning and 75.4MB in the end (delta: -125.3kB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2023-12-03 04:11:43,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.09ms. Allocated memory is still 102.8MB. Free memory was 75.4MB in the beginning and 72.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:11:43,202 INFO L158 Benchmark]: Boogie Preprocessor took 35.50ms. Allocated memory is still 102.8MB. Free memory was 72.3MB in the beginning and 70.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:11:43,202 INFO L158 Benchmark]: RCFGBuilder took 435.92ms. Allocated memory is still 102.8MB. Free memory was 70.2MB in the beginning and 53.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 04:11:43,203 INFO L158 Benchmark]: CodeCheck took 844.86ms. Allocated memory is still 102.8MB. Free memory was 52.9MB in the beginning and 60.4MB in the end (delta: -7.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:43,203 INFO L158 Benchmark]: Witness Printer took 4.40ms. Allocated memory is still 102.8MB. Free memory was 60.4MB in the beginning and 59.8MB in the end (delta: 619.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:43,207 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: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 66 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: 1575]: 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); [L1548] int CWE190_Integer_Overflow__int_fscanf_preinc_68_badData; [L1549] int CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData; [L1550] int CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_badData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, 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 [CWE190_Integer_Overflow__int_fscanf_preinc_68_badData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, 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_fscanf_preinc_68_bad() [L1554] int data; [L1555] data = 0 [L1557] EXPR \read(data) [L1557] CWE190_Integer_Overflow__int_fscanf_preinc_68_badData = data [L1558] CALL CWE190_Integer_Overflow__int_fscanf_preinc_68b_badSink() [L1573] int data = CWE190_Integer_Overflow__int_fscanf_preinc_68_badData; VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, 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] [L1575] ++data VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, 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 0.36ms. Allocated memory is still 73.4MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1199.67ms. Allocated memory is still 102.8MB. Free memory was 75.2MB in the beginning and 75.4MB in the end (delta: -125.3kB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.09ms. Allocated memory is still 102.8MB. Free memory was 75.4MB in the beginning and 72.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.50ms. Allocated memory is still 102.8MB. Free memory was 72.3MB in the beginning and 70.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 435.92ms. Allocated memory is still 102.8MB. Free memory was 70.2MB in the beginning and 53.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 844.86ms. Allocated memory is still 102.8MB. Free memory was 52.9MB in the beginning and 60.4MB in the end (delta: -7.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.40ms. Allocated memory is still 102.8MB. Free memory was 60.4MB in the beginning and 59.8MB in the end (delta: 619.8kB). 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~nondet100 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 04:11:43,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfb66d59-a409-4d9c-97ec-83f49aa230f0/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