./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_10_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/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_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/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_bcd0d981-b32e-446e-81aa-34a9cd4c807f/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 84ac8fa267d64a9ff97fefdd62c6972ed9002dc56ee81ce2b5d264dac17b008c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:59:47,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:59:47,968 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:59:47,972 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:59:47,972 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:59:47,998 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:59:47,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:59:47,999 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:59:48,000 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:59:48,000 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:59:48,001 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:59:48,001 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:59:48,002 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:59:48,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:59:48,003 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:59:48,003 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:59:48,003 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:59:48,004 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:59:48,004 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:59:48,005 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:59:48,005 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:59:48,006 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:59:48,006 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:59:48,006 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:59:48,007 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:59:48,007 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:59:48,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:59:48,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:59:48,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:59:48,009 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:59:48,009 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:59:48,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:59:48,010 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_bcd0d981-b32e-446e-81aa-34a9cd4c807f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84ac8fa267d64a9ff97fefdd62c6972ed9002dc56ee81ce2b5d264dac17b008c [2024-11-08 22:59:48,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:59:48,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:59:48,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:59:48,282 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:59:48,283 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:59:48,284 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_10_bad.i Unable to find full path for "g++" [2024-11-08 22:59:50,295 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:59:50,642 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:59:50,643 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_10_bad.i [2024-11-08 22:59:50,663 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/data/8d77a41d2/37cfbd19edc34aa2b95ea880f279aa39/FLAGc9a4226d4 [2024-11-08 22:59:50,678 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/data/8d77a41d2/37cfbd19edc34aa2b95ea880f279aa39 [2024-11-08 22:59:50,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:59:50,683 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:59:50,684 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:59:50,684 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:59:50,690 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:59:50,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:59:50" (1/1) ... [2024-11-08 22:59:50,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4468b738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:50, skipping insertion in model container [2024-11-08 22:59:50,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:59:50" (1/1) ... [2024-11-08 22:59:50,752 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:59:51,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:59:51,771 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:59:51,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:59:51,987 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:59:51,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51 WrapperNode [2024-11-08 22:59:51,988 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:59:51,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:59:51,989 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:59:51,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:59:51,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:52,019 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:52,041 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2024-11-08 22:59:52,041 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:59:52,042 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:59:52,042 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:59:52,042 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:59:52,052 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:52,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:52,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:52,055 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:52,060 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:52,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:52,063 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:52,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:52,066 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:59:52,067 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:59:52,067 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:59:52,067 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:59:52,068 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:52,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:59:52,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:59:52,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:59:52,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:59:52,154 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:59:52,155 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:59:52,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:59:52,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:59:52,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:59:52,340 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:59:52,343 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:59:52,433 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 22:59:52,433 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:59:52,479 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:59:52,480 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:59:52,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:59:52 BoogieIcfgContainer [2024-11-08 22:59:52,480 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:59:52,481 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:59:52,481 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:59:52,493 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:59:52,494 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:59:52" (1/1) ... [2024-11-08 22:59:52,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:59:52,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:59:52,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:59:52,557 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:59:52,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:59:52,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:59:52,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:59:52,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:59:52,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:59:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:59:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:59:52,830 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:59:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:59:52,873 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:59:52,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:59:52 ImpRootNode [2024-11-08 22:59:52,908 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:59:52,909 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:59:52,909 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:59:52,910 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:59:52,910 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:59:52" (3/4) ... [2024-11-08 22:59:52,914 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:59:52,915 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:59:52,917 INFO L158 Benchmark]: Toolchain (without parser) took 2234.30ms. Allocated memory is still 213.9MB. Free memory was 171.0MB in the beginning and 73.7MB in the end (delta: 97.4MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2024-11-08 22:59:52,918 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 138.4MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:59:52,918 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1304.03ms. Allocated memory is still 213.9MB. Free memory was 170.1MB in the beginning and 108.1MB in the end (delta: 62.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2024-11-08 22:59:52,920 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.92ms. Allocated memory is still 213.9MB. Free memory was 108.1MB in the beginning and 105.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:59:52,922 INFO L158 Benchmark]: Boogie Preprocessor took 23.73ms. Allocated memory is still 213.9MB. Free memory was 105.1MB in the beginning and 103.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:59:52,922 INFO L158 Benchmark]: RCFGBuilder took 413.82ms. Allocated memory is still 213.9MB. Free memory was 103.9MB in the beginning and 89.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:59:52,923 INFO L158 Benchmark]: CodeCheck took 427.39ms. Allocated memory is still 213.9MB. Free memory was 88.3MB in the beginning and 74.8MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:59:52,924 INFO L158 Benchmark]: Witness Printer took 7.06ms. Allocated memory is still 213.9MB. Free memory was 74.8MB in the beginning and 73.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:59:52,931 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: 1559]: 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 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_min_sub_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [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] [L1556] COND TRUE \read(globalTrue) 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] [L1559] data - 1 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 138.4MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1304.03ms. Allocated memory is still 213.9MB. Free memory was 170.1MB in the beginning and 108.1MB in the end (delta: 62.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.92ms. Allocated memory is still 213.9MB. Free memory was 108.1MB in the beginning and 105.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.73ms. Allocated memory is still 213.9MB. Free memory was 105.1MB in the beginning and 103.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 413.82ms. Allocated memory is still 213.9MB. Free memory was 103.9MB in the beginning and 89.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 427.39ms. Allocated memory is still 213.9MB. Free memory was 88.3MB in the beginning and 74.8MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 7.06ms. Allocated memory is still 213.9MB. Free memory was 74.8MB in the beginning and 73.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:59:52,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/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_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/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_bcd0d981-b32e-446e-81aa-34a9cd4c807f/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 84ac8fa267d64a9ff97fefdd62c6972ed9002dc56ee81ce2b5d264dac17b008c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:59:55,413 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:59:55,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:59:55,559 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:59:55,560 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:59:55,561 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:59:55,561 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:59:55,564 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:59:55,565 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:59:55,565 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:59:55,565 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:59:55,566 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:59:55,566 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:59:55,566 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:59:55,566 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:59:55,567 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:59:55,569 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:59:55,569 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:59:55,572 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:59:55,573 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:59:55,573 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:59:55,573 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:59:55,574 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:59:55,574 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:59:55,574 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:59:55,574 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:59:55,575 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:59:55,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:59:55,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:59:55,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:59:55,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:59:55,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:59:55,576 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:59:55,576 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:59:55,577 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:59:55,581 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_bcd0d981-b32e-446e-81aa-34a9cd4c807f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84ac8fa267d64a9ff97fefdd62c6972ed9002dc56ee81ce2b5d264dac17b008c [2024-11-08 22:59:55,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:59:55,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:59:55,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:59:56,000 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:59:56,002 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:59:56,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_10_bad.i Unable to find full path for "g++" [2024-11-08 22:59:58,076 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:59:58,511 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:59:58,511 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_10_bad.i [2024-11-08 22:59:58,544 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/data/65e2882d6/21d8a3e283704562a0f3c97d7a02eef4/FLAG80ceb9ae4 [2024-11-08 22:59:58,565 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/data/65e2882d6/21d8a3e283704562a0f3c97d7a02eef4 [2024-11-08 22:59:58,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:59:58,570 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:59:58,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:59:58,574 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:59:58,580 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:59:58,581 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69cbe7e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58, skipping insertion in model container [2024-11-08 22:59:58,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,657 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:59:59,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:59:59,590 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:59:59,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:59:59,922 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:59:59,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:59 WrapperNode [2024-11-08 22:59:59,923 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:59:59,924 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:59:59,924 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:59:59,924 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:59:59,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:59" (1/1) ... [2024-11-08 22:59:59,968 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:59" (1/1) ... [2024-11-08 22:59:59,998 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2024-11-08 22:59:59,998 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:59:59,999 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:59:59,999 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:59:59,999 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:00:00,009 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:59" (1/1) ... [2024-11-08 23:00:00,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:59" (1/1) ... [2024-11-08 23:00:00,015 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:59" (1/1) ... [2024-11-08 23:00:00,015 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:59" (1/1) ... [2024-11-08 23:00:00,026 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:59" (1/1) ... [2024-11-08 23:00:00,034 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:59" (1/1) ... [2024-11-08 23:00:00,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:59" (1/1) ... [2024-11-08 23:00:00,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:59" (1/1) ... [2024-11-08 23:00:00,048 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:00:00,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:00:00,049 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:00:00,050 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:00:00,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:59" (1/1) ... [2024-11-08 23:00:00,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:00:00,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:00:00,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:00:00,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:00:00,116 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:00:00,116 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:00:00,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:00:00,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:00:00,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:00:00,283 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:00:00,285 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:00:00,434 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 23:00:00,434 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:00:00,506 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:00:00,509 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:00:00,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:00:00 BoogieIcfgContainer [2024-11-08 23:00:00,510 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:00:00,511 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:00:00,511 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:00:00,521 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:00:00,521 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:00:00" (1/1) ... [2024-11-08 23:00:00,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:00:00,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:00:00,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:00:00,595 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:00:00,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:00:00,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:00:00,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:00:00,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:00:00,604 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:00:00,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:00:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:00:00,756 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:00:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:00:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:00:00,841 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:00:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:00:00,872 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:00:00,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:00:00,876 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:00:00,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:00:00 ImpRootNode [2024-11-08 23:00:00,933 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:00:00,935 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:00:00,935 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:00:00,935 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:00:00,937 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:00:00" (3/4) ... [2024-11-08 23:00:00,940 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:00:00,941 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:00:00,942 INFO L158 Benchmark]: Toolchain (without parser) took 2372.18ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 47.4MB in the beginning and 80.1MB in the end (delta: -32.8MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2024-11-08 23:00:00,943 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory was 49.0MB in the beginning and 48.9MB in the end (delta: 92.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:00:00,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1349.99ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 47.2MB in the beginning and 81.8MB in the end (delta: -34.6MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2024-11-08 23:00:00,944 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.68ms. Allocated memory is still 111.1MB. Free memory was 81.8MB in the beginning and 78.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:00:00,945 INFO L158 Benchmark]: Boogie Preprocessor took 49.90ms. Allocated memory is still 111.1MB. Free memory was 78.8MB in the beginning and 77.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:00:00,946 INFO L158 Benchmark]: RCFGBuilder took 460.71ms. Allocated memory is still 111.1MB. Free memory was 77.3MB in the beginning and 60.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:00:00,947 INFO L158 Benchmark]: CodeCheck took 422.95ms. Allocated memory is still 111.1MB. Free memory was 60.8MB in the beginning and 80.9MB in the end (delta: -20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:00:00,948 INFO L158 Benchmark]: Witness Printer took 6.49ms. Allocated memory is still 111.1MB. Free memory was 80.9MB in the beginning and 80.1MB in the end (delta: 774.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:00:00,951 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: 1559]: 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 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_min_sub_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [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] [L1556] COND TRUE \read(globalTrue) 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] [L1559] data - 1 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 0.21ms. Allocated memory is still 73.4MB. Free memory was 49.0MB in the beginning and 48.9MB in the end (delta: 92.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1349.99ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 47.2MB in the beginning and 81.8MB in the end (delta: -34.6MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.68ms. Allocated memory is still 111.1MB. Free memory was 81.8MB in the beginning and 78.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.90ms. Allocated memory is still 111.1MB. Free memory was 78.8MB in the beginning and 77.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 460.71ms. Allocated memory is still 111.1MB. Free memory was 77.3MB in the beginning and 60.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 422.95ms. Allocated memory is still 111.1MB. Free memory was 60.8MB in the beginning and 80.9MB in the end (delta: -20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.49ms. Allocated memory is still 111.1MB. Free memory was 80.9MB in the beginning and 80.1MB in the end (delta: 774.0kB). 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 23:00:00,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcd0d981-b32e-446e-81aa-34a9cd4c807f/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