./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_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_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/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_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/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_5ed218ac-1c91-4509-9e44-b5e818937f4e/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 2f630c633cb5772edb78f26593604320777788c294984e89941584dfe6350012 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:40:49,666 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:40:49,755 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:40:49,763 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:40:49,764 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:40:49,805 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:40:49,806 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:40:49,807 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:40:49,808 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:40:49,808 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:40:49,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:40:49,809 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:40:49,809 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:40:49,812 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:40:49,812 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:40:49,813 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:40:49,813 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:40:49,813 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:40:49,814 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:40:49,814 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:40:49,814 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:40:49,818 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:40:49,819 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:40:49,819 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:40:49,819 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:40:49,819 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:40:49,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:40:49,820 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:40:49,820 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:40:49,821 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:40:49,821 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:40:49,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:40:49,824 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_5ed218ac-1c91-4509-9e44-b5e818937f4e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f630c633cb5772edb78f26593604320777788c294984e89941584dfe6350012 [2024-11-08 22:40:50,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:40:50,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:40:50,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:40:50,125 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:40:50,126 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:40:50,128 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_bad.i Unable to find full path for "g++" [2024-11-08 22:40:52,143 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:40:52,499 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:40:52,500 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_bad.i [2024-11-08 22:40:52,528 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/data/f9aa46cf0/1102c259699c4769adb47396ab0eb751/FLAGdb9236b67 [2024-11-08 22:40:52,545 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/data/f9aa46cf0/1102c259699c4769adb47396ab0eb751 [2024-11-08 22:40:52,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:40:52,553 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:40:52,554 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:40:52,554 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:40:52,567 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:40:52,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:40:52" (1/1) ... [2024-11-08 22:40:52,573 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761a51d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:52, skipping insertion in model container [2024-11-08 22:40:52,573 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:40:52" (1/1) ... [2024-11-08 22:40:52,689 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:40:53,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:40:53,820 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:40:53,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:40:54,039 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:40:54,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:54 WrapperNode [2024-11-08 22:40:54,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:40:54,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:40:54,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:40:54,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:40:54,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:54" (1/1) ... [2024-11-08 22:40:54,072 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:54" (1/1) ... [2024-11-08 22:40:54,118 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-08 22:40:54,119 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:40:54,120 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:40:54,120 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:40:54,120 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:40:54,135 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:54" (1/1) ... [2024-11-08 22:40:54,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:54" (1/1) ... [2024-11-08 22:40:54,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:54" (1/1) ... [2024-11-08 22:40:54,142 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:54" (1/1) ... [2024-11-08 22:40:54,158 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:54" (1/1) ... [2024-11-08 22:40:54,160 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:54" (1/1) ... [2024-11-08 22:40:54,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:54" (1/1) ... [2024-11-08 22:40:54,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:54" (1/1) ... [2024-11-08 22:40:54,175 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:40:54,180 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:40:54,180 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:40:54,180 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:40:54,181 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:54" (1/1) ... [2024-11-08 22:40:54,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:40:54,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:40:54,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:40:54,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:40:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:40:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:40:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:40:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:40:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:40:54,456 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:40:54,459 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:40:54,569 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 22:40:54,570 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:40:54,623 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:40:54,624 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:40:54,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:54 BoogieIcfgContainer [2024-11-08 22:40:54,624 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:40:54,625 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:40:54,625 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:40:54,636 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:40:54,636 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:54" (1/1) ... [2024-11-08 22:40:54,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:40:54,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:54,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:40:54,709 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:40:54,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:40:54,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:54,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:40:54,834 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:40:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:40:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:40:54,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:40:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:40:54,959 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:40:54,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:40:54 ImpRootNode [2024-11-08 22:40:54,990 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:40:54,991 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:40:54,991 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:40:54,991 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:40:54,992 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:54" (3/4) ... [2024-11-08 22:40:54,995 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:40:54,996 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:40:54,997 INFO L158 Benchmark]: Toolchain (without parser) took 2445.45ms. Allocated memory is still 182.5MB. Free memory was 145.3MB in the beginning and 119.6MB in the end (delta: 25.8MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2024-11-08 22:40:54,997 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 130.0MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:40:54,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1485.92ms. Allocated memory is still 182.5MB. Free memory was 145.3MB in the beginning and 79.6MB in the end (delta: 65.7MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-11-08 22:40:54,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.38ms. Allocated memory is still 182.5MB. Free memory was 79.6MB in the beginning and 148.9MB in the end (delta: -69.3MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2024-11-08 22:40:54,999 INFO L158 Benchmark]: Boogie Preprocessor took 59.78ms. Allocated memory is still 182.5MB. Free memory was 148.9MB in the beginning and 147.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:40:55,000 INFO L158 Benchmark]: RCFGBuilder took 444.39ms. Allocated memory is still 182.5MB. Free memory was 147.9MB in the beginning and 134.2MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:40:55,000 INFO L158 Benchmark]: CodeCheck took 364.94ms. Allocated memory is still 182.5MB. Free memory was 133.2MB in the beginning and 119.6MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:40:55,001 INFO L158 Benchmark]: Witness Printer took 5.33ms. Allocated memory is still 182.5MB. Free memory is still 119.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:40:55,004 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1560]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_multiply_02_bad() [L1550] int data; [L1551] data = 0 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 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 0.32ms. Allocated memory is still 130.0MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1485.92ms. Allocated memory is still 182.5MB. Free memory was 145.3MB in the beginning and 79.6MB in the end (delta: 65.7MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.38ms. Allocated memory is still 182.5MB. Free memory was 79.6MB in the beginning and 148.9MB in the end (delta: -69.3MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.78ms. Allocated memory is still 182.5MB. Free memory was 148.9MB in the beginning and 147.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 444.39ms. Allocated memory is still 182.5MB. Free memory was 147.9MB in the beginning and 134.2MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 364.94ms. Allocated memory is still 182.5MB. Free memory was 133.2MB in the beginning and 119.6MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.33ms. Allocated memory is still 182.5MB. Free memory is still 119.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:40:55,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/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_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/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_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/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_5ed218ac-1c91-4509-9e44-b5e818937f4e/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 2f630c633cb5772edb78f26593604320777788c294984e89941584dfe6350012 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:40:57,415 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:40:57,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:40:57,567 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:40:57,568 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:40:57,569 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:40:57,570 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:40:57,570 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:40:57,570 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:40:57,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:40:57,571 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:40:57,572 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:40:57,572 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:40:57,572 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:40:57,573 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:40:57,573 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:40:57,576 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:40:57,576 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:40:57,576 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:40:57,577 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:40:57,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:40:57,582 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:40:57,582 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:40:57,582 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:40:57,583 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:40:57,583 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:40:57,583 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:40:57,584 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:40:57,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:40:57,584 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:40:57,584 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:40:57,585 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:40:57,585 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:40:57,587 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:40:57,587 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:40:57,587 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_5ed218ac-1c91-4509-9e44-b5e818937f4e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f630c633cb5772edb78f26593604320777788c294984e89941584dfe6350012 [2024-11-08 22:40:57,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:40:58,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:40:58,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:40:58,034 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:40:58,034 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:40:58,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_bad.i Unable to find full path for "g++" [2024-11-08 22:41:00,109 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:41:00,477 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:41:00,477 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_bad.i [2024-11-08 22:41:00,497 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/data/d74d1e8f2/ba7d4ad66d8c41afadadab9b26ee4fd3/FLAG6fe0a87f0 [2024-11-08 22:41:00,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/data/d74d1e8f2/ba7d4ad66d8c41afadadab9b26ee4fd3 [2024-11-08 22:41:00,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:41:00,693 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:41:00,695 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:41:00,695 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:41:00,702 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:41:00,703 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:41:00" (1/1) ... [2024-11-08 22:41:00,706 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30e76fa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:00, skipping insertion in model container [2024-11-08 22:41:00,706 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:41:00" (1/1) ... [2024-11-08 22:41:00,794 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:41:01,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:41:01,932 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:41:02,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:41:02,190 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:41:02,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:02 WrapperNode [2024-11-08 22:41:02,191 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:41:02,192 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:41:02,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:41:02,196 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:41:02,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:02" (1/1) ... [2024-11-08 22:41:02,230 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:02" (1/1) ... [2024-11-08 22:41:02,262 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-08 22:41:02,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:41:02,264 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:41:02,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:41:02,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:41:02,273 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:02" (1/1) ... [2024-11-08 22:41:02,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:02" (1/1) ... [2024-11-08 22:41:02,277 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:02" (1/1) ... [2024-11-08 22:41:02,277 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:02" (1/1) ... [2024-11-08 22:41:02,292 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:02" (1/1) ... [2024-11-08 22:41:02,294 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:02" (1/1) ... [2024-11-08 22:41:02,300 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:02" (1/1) ... [2024-11-08 22:41:02,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:02" (1/1) ... [2024-11-08 22:41:02,308 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:41:02,309 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:41:02,309 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:41:02,309 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:41:02,310 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:02" (1/1) ... [2024-11-08 22:41:02,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:41:02,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:41:02,339 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:41:02,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:41:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:41:02,365 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:41:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:41:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:41:02,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:41:02,530 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:41:02,532 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:41:02,669 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 22:41:02,669 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:41:02,755 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:41:02,756 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:41:02,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:41:02 BoogieIcfgContainer [2024-11-08 22:41:02,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:41:02,757 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:41:02,757 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:41:02,766 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:41:02,766 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:41:02" (1/1) ... [2024-11-08 22:41:02,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:41:02,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:02,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:41:02,837 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:41:02,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:41:02,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:02,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:41:02,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:41:02,847 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:41:02,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:41:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:41:03,055 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:41:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:41:03,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:41:03,169 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:41:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:41:03,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:41:03,211 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:41:03,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:41:03 ImpRootNode [2024-11-08 22:41:03,244 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:41:03,245 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:41:03,245 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:41:03,245 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:41:03,246 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:41:02" (3/4) ... [2024-11-08 22:41:03,249 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:41:03,250 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:41:03,251 INFO L158 Benchmark]: Toolchain (without parser) took 2561.61ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 39.9MB in the beginning and 66.0MB in the end (delta: -26.1MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-11-08 22:41:03,252 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 86.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:41:03,253 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1497.01ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 39.7MB in the beginning and 70.0MB in the end (delta: -30.4MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2024-11-08 22:41:03,254 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.75ms. Allocated memory is still 104.9MB. Free memory was 70.0MB in the beginning and 66.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:41:03,255 INFO L158 Benchmark]: Boogie Preprocessor took 44.61ms. Allocated memory is still 104.9MB. Free memory was 66.9MB in the beginning and 65.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:41:03,256 INFO L158 Benchmark]: RCFGBuilder took 447.61ms. Allocated memory is still 104.9MB. Free memory was 65.3MB in the beginning and 49.6MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:41:03,256 INFO L158 Benchmark]: CodeCheck took 487.20ms. Allocated memory is still 104.9MB. Free memory was 49.6MB in the beginning and 66.6MB in the end (delta: -16.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:41:03,257 INFO L158 Benchmark]: Witness Printer took 5.42ms. Allocated memory is still 104.9MB. Free memory was 66.6MB in the beginning and 66.0MB in the end (delta: 555.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:41:03,262 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1560]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_multiply_02_bad() [L1550] int data; [L1551] data = 0 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 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 0.20ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 86.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1497.01ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 39.7MB in the beginning and 70.0MB in the end (delta: -30.4MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.75ms. Allocated memory is still 104.9MB. Free memory was 70.0MB in the beginning and 66.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.61ms. Allocated memory is still 104.9MB. Free memory was 66.9MB in the beginning and 65.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 447.61ms. Allocated memory is still 104.9MB. Free memory was 65.3MB in the beginning and 49.6MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 487.20ms. Allocated memory is still 104.9MB. Free memory was 49.6MB in the beginning and 66.6MB in the end (delta: -16.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.42ms. Allocated memory is still 104.9MB. Free memory was 66.6MB in the beginning and 66.0MB in the end (delta: 555.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:41:03,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ed218ac-1c91-4509-9e44-b5e818937f4e/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