./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_31_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk --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 5873b6ececdcf8290d3f19dc76f48372638d90da6179218bfb432bd7b319eef8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:01:59,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:01:59,142 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:01:59,149 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:01:59,149 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:01:59,192 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:01:59,193 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:01:59,194 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:01:59,195 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:01:59,196 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:01:59,198 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:01:59,199 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:01:59,199 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:01:59,200 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:01:59,200 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:01:59,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:01:59,201 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:01:59,201 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:01:59,201 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:01:59,202 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:01:59,206 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:01:59,207 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:01:59,207 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:01:59,208 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:01:59,208 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:01:59,208 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:01:59,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:01:59,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:01:59,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:01:59,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:01:59,209 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:01:59,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:01:59,212 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_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5873b6ececdcf8290d3f19dc76f48372638d90da6179218bfb432bd7b319eef8 [2024-11-09 00:01:59,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:01:59,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:01:59,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:01:59,546 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:01:59,547 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:01:59,548 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_31_bad.i Unable to find full path for "g++" [2024-11-09 00:02:01,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:02:01,975 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:02:01,978 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_31_bad.i [2024-11-09 00:02:02,009 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/data/0b08d7d02/131dc621ce9e44b6924bf13d40625fe5/FLAG18a9deec0 [2024-11-09 00:02:02,178 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/data/0b08d7d02/131dc621ce9e44b6924bf13d40625fe5 [2024-11-09 00:02:02,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:02:02,183 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:02:02,184 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:02,185 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:02:02,192 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:02:02,193 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:02" (1/1) ... [2024-11-09 00:02:02,194 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ce53605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:02, skipping insertion in model container [2024-11-09 00:02:02,195 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:02" (1/1) ... [2024-11-09 00:02:02,276 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:02:03,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:03,479 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:02:03,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:03,793 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:02:03,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:03 WrapperNode [2024-11-09 00:02:03,794 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:03,796 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:03,796 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:02:03,796 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:02:03,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:03" (1/1) ... [2024-11-09 00:02:03,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:03" (1/1) ... [2024-11-09 00:02:03,858 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-09 00:02:03,859 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:03,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:02:03,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:02:03,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:02:03,871 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:03" (1/1) ... [2024-11-09 00:02:03,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:03" (1/1) ... [2024-11-09 00:02:03,874 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:03" (1/1) ... [2024-11-09 00:02:03,878 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:03" (1/1) ... [2024-11-09 00:02:03,887 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:03" (1/1) ... [2024-11-09 00:02:03,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:03" (1/1) ... [2024-11-09 00:02:03,890 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:03" (1/1) ... [2024-11-09 00:02:03,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:03" (1/1) ... [2024-11-09 00:02:03,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:02:03,894 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:02:03,895 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:02:03,895 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:02:03,896 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:03" (1/1) ... [2024-11-09 00:02:03,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:03,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:02:03,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:02:03,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:02:03,970 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:02:03,970 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:02:03,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:02:03,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:02:03,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:02:04,126 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:02:04,128 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:02:04,263 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-09 00:02:04,263 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:02:04,312 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:02:04,312 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:02:04,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:04 BoogieIcfgContainer [2024-11-09 00:02:04,313 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:02:04,317 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:02:04,317 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:02:04,325 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:02:04,326 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:04" (1/1) ... [2024-11-09 00:02:04,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:02:04,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:04,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:02:04,408 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:02:04,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:02:04,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:04,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:04,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:02:04,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:04,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-09 00:02:04,866 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-09 00:02:04,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:02:04,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:04,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:04,899 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:02:04,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:04,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:04,972 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:02:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:05,001 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:02:05,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:02:05 ImpRootNode [2024-11-09 00:02:05,028 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:02:05,029 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:02:05,029 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:02:05,030 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:02:05,030 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:04" (3/4) ... [2024-11-09 00:02:05,033 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:02:05,034 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:02:05,035 INFO L158 Benchmark]: Toolchain (without parser) took 2852.66ms. Allocated memory was 180.4MB in the beginning and 222.3MB in the end (delta: 41.9MB). Free memory was 136.0MB in the beginning and 135.0MB in the end (delta: 966.7kB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2024-11-09 00:02:05,036 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 180.4MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:05,037 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1610.76ms. Allocated memory was 180.4MB in the beginning and 222.3MB in the end (delta: 41.9MB). Free memory was 135.4MB in the beginning and 178.0MB in the end (delta: -42.6MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. [2024-11-09 00:02:05,037 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.96ms. Allocated memory is still 222.3MB. Free memory was 178.0MB in the beginning and 174.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:02:05,038 INFO L158 Benchmark]: Boogie Preprocessor took 32.81ms. Allocated memory is still 222.3MB. Free memory was 174.8MB in the beginning and 173.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:02:05,039 INFO L158 Benchmark]: RCFGBuilder took 418.96ms. Allocated memory is still 222.3MB. Free memory was 173.8MB in the beginning and 159.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:02:05,039 INFO L158 Benchmark]: CodeCheck took 711.92ms. Allocated memory is still 222.3MB. Free memory was 159.1MB in the beginning and 135.0MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-09 00:02:05,040 INFO L158 Benchmark]: Witness Printer took 5.46ms. Allocated memory is still 222.3MB. Free memory is still 135.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:05,043 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 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, 0.2s 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: 1557]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1566] RET 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_preinc_31_bad() [L1550] int data; [L1551] data = 0 [L1554] int dataCopy = data; [L1555] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 180.4MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1610.76ms. Allocated memory was 180.4MB in the beginning and 222.3MB in the end (delta: 41.9MB). Free memory was 135.4MB in the beginning and 178.0MB in the end (delta: -42.6MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.96ms. Allocated memory is still 222.3MB. Free memory was 178.0MB in the beginning and 174.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.81ms. Allocated memory is still 222.3MB. Free memory was 174.8MB in the beginning and 173.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 418.96ms. Allocated memory is still 222.3MB. Free memory was 173.8MB in the beginning and 159.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 711.92ms. Allocated memory is still 222.3MB. Free memory was 159.1MB in the beginning and 135.0MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 5.46ms. Allocated memory is still 222.3MB. Free memory is still 135.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:02:05,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/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 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_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk --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 5873b6ececdcf8290d3f19dc76f48372638d90da6179218bfb432bd7b319eef8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:02:07,538 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:02:07,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:02:07,694 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:02:07,695 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:02:07,695 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:02:07,696 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:02:07,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:02:07,697 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:02:07,698 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:02:07,698 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:02:07,699 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:02:07,699 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:02:07,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:02:07,700 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:02:07,701 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:02:07,701 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:02:07,702 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:02:07,702 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:02:07,703 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:02:07,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:02:07,704 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:02:07,704 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:02:07,704 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:02:07,705 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:02:07,705 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:07,706 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:02:07,706 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:02:07,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:07,707 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:02:07,707 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:02:07,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:02:07,708 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:02:07,708 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:07,708 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:02:07,709 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_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5873b6ececdcf8290d3f19dc76f48372638d90da6179218bfb432bd7b319eef8 [2024-11-09 00:02:08,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:02:08,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:02:08,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:02:08,196 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:02:08,197 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:02:08,198 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_31_bad.i Unable to find full path for "g++" [2024-11-09 00:02:10,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:02:10,792 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:02:10,792 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_31_bad.i [2024-11-09 00:02:10,826 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/data/c8c4c8d88/033ba623c3e34197ac11a090f11ef8c6/FLAGc7aa3768e [2024-11-09 00:02:10,846 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/data/c8c4c8d88/033ba623c3e34197ac11a090f11ef8c6 [2024-11-09 00:02:10,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:02:10,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:02:10,854 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:10,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:02:10,861 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:02:10,862 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:10" (1/1) ... [2024-11-09 00:02:10,865 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed12cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:10, skipping insertion in model container [2024-11-09 00:02:10,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:10" (1/1) ... [2024-11-09 00:02:10,938 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:02:11,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:12,012 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:02:12,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:12,274 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:02:12,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:12 WrapperNode [2024-11-09 00:02:12,275 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:12,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:12,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:02:12,276 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:02:12,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:12" (1/1) ... [2024-11-09 00:02:12,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:12" (1/1) ... [2024-11-09 00:02:12,333 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-09 00:02:12,333 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:12,334 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:02:12,334 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:02:12,334 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:02:12,343 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:12" (1/1) ... [2024-11-09 00:02:12,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:12" (1/1) ... [2024-11-09 00:02:12,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:12" (1/1) ... [2024-11-09 00:02:12,347 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:12" (1/1) ... [2024-11-09 00:02:12,355 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:12" (1/1) ... [2024-11-09 00:02:12,356 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:12" (1/1) ... [2024-11-09 00:02:12,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:12" (1/1) ... [2024-11-09 00:02:12,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:12" (1/1) ... [2024-11-09 00:02:12,363 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:02:12,364 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:02:12,365 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:02:12,365 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:02:12,366 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:12" (1/1) ... [2024-11-09 00:02:12,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:12,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:02:12,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:02:12,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:02:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:02:12,432 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:02:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:02:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:02:12,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:02:12,616 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:02:12,619 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:02:12,782 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:02:12,784 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:02:12,858 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:02:12,859 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:02:12,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:12 BoogieIcfgContainer [2024-11-09 00:02:12,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:02:12,860 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:02:12,861 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:02:12,886 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:02:12,887 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:12" (1/1) ... [2024-11-09 00:02:12,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:02:12,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:12,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:02:12,970 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:02:12,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:02:12,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:12,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:12,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:12,980 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:12,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:02:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:13,139 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:13,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:02:13,168 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:13,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:02:13,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:02:13,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:13,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-09 00:02:13,219 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-09 00:02:13,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:02:13,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:13,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:13,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:13,223 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:13,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:02:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:13,375 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:02:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:13,482 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:02:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:13,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:02:13,519 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:02:13,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:02:13 ImpRootNode [2024-11-09 00:02:13,553 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:02:13,554 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:02:13,554 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:02:13,555 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:02:13,555 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:12" (3/4) ... [2024-11-09 00:02:13,558 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:02:13,559 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:02:13,561 INFO L158 Benchmark]: Toolchain (without parser) took 2708.13ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 46.1MB in the beginning and 45.2MB in the end (delta: 853.9kB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2024-11-09 00:02:13,562 INFO L158 Benchmark]: CDTParser took 1.25ms. Allocated memory is still 73.4MB. Free memory was 48.9MB in the beginning and 48.8MB in the end (delta: 96.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:02:13,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1420.86ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 45.9MB in the beginning and 62.9MB in the end (delta: -16.9MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2024-11-09 00:02:13,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.56ms. Allocated memory is still 94.4MB. Free memory was 62.9MB in the beginning and 59.6MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:02:13,564 INFO L158 Benchmark]: Boogie Preprocessor took 29.82ms. Allocated memory is still 94.4MB. Free memory was 59.6MB in the beginning and 57.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:02:13,566 INFO L158 Benchmark]: RCFGBuilder took 495.33ms. Allocated memory is still 94.4MB. Free memory was 57.9MB in the beginning and 42.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:02:13,566 INFO L158 Benchmark]: CodeCheck took 693.29ms. Allocated memory is still 94.4MB. Free memory was 42.0MB in the beginning and 45.7MB in the end (delta: -3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:13,567 INFO L158 Benchmark]: Witness Printer took 4.98ms. Allocated memory is still 94.4MB. Free memory was 45.7MB in the beginning and 45.2MB in the end (delta: 482.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:13,572 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, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 31 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1557]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1566] RET 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_preinc_31_bad() [L1550] int data; [L1551] data = 0 [L1554] int dataCopy = data; [L1555] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 1.25ms. Allocated memory is still 73.4MB. Free memory was 48.9MB in the beginning and 48.8MB in the end (delta: 96.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1420.86ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 45.9MB in the beginning and 62.9MB in the end (delta: -16.9MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.56ms. Allocated memory is still 94.4MB. Free memory was 62.9MB in the beginning and 59.6MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.82ms. Allocated memory is still 94.4MB. Free memory was 59.6MB in the beginning and 57.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 495.33ms. Allocated memory is still 94.4MB. Free memory was 57.9MB in the beginning and 42.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 693.29ms. Allocated memory is still 94.4MB. Free memory was 42.0MB in the beginning and 45.7MB in the end (delta: -3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.98ms. Allocated memory is still 94.4MB. Free memory was 45.7MB in the beginning and 45.2MB in the end (delta: 482.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:02:13,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b63cd7-ecb6-4788-a344-f5e92bdb18a9/bin/ukojak-verify-ImItNfHLgk/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