./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_32_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_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/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_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/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_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/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 d154b6b3f4dbdc0cc3615dd2cbc5822de07cea518101b45e91b7a40da49ca3f9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:53:51,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:53:52,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:53:52,047 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:53:52,048 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:53:52,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:53:52,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:53:52,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:53:52,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:53:52,102 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:53:52,103 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:53:52,103 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:53:52,104 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:53:52,104 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:53:52,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:53:52,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:53:52,109 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:53:52,109 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:53:52,109 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:53:52,110 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:53:52,110 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:53:52,116 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:53:52,116 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:53:52,117 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:53:52,117 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:53:52,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:53:52,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:53:52,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:53:52,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:53:52,122 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:53:52,122 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:53:52,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:53:52,124 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_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d154b6b3f4dbdc0cc3615dd2cbc5822de07cea518101b45e91b7a40da49ca3f9 [2024-11-08 22:53:52,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:53:52,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:53:52,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:53:52,576 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:53:52,577 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:53:52,579 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_32_bad.i Unable to find full path for "g++" [2024-11-08 22:53:55,108 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:53:55,596 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:53:55,601 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_32_bad.i [2024-11-08 22:53:55,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/data/84c3e1b34/51e84863d42443b0bbb4a403d37b87fa/FLAGdaecb47f0 [2024-11-08 22:53:55,663 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/data/84c3e1b34/51e84863d42443b0bbb4a403d37b87fa [2024-11-08 22:53:55,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:53:55,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:53:55,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:53:55,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:53:55,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:53:55,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:53:55" (1/1) ... [2024-11-08 22:53:55,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30320961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:55, skipping insertion in model container [2024-11-08 22:53:55,684 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:53:55" (1/1) ... [2024-11-08 22:53:55,802 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:53:57,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:53:57,387 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:53:57,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:53:57,821 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:53:57,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:57 WrapperNode [2024-11-08 22:53:57,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:53:57,824 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:53:57,824 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:53:57,824 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:53:57,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:57" (1/1) ... [2024-11-08 22:53:57,876 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:57" (1/1) ... [2024-11-08 22:53:57,916 INFO L138 Inliner]: procedures = 497, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2024-11-08 22:53:57,917 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:53:57,918 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:53:57,918 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:53:57,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:53:57,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:57" (1/1) ... [2024-11-08 22:53:57,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:57" (1/1) ... [2024-11-08 22:53:57,938 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:57" (1/1) ... [2024-11-08 22:53:57,938 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:57" (1/1) ... [2024-11-08 22:53:57,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:57" (1/1) ... [2024-11-08 22:53:57,954 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:57" (1/1) ... [2024-11-08 22:53:57,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:57" (1/1) ... [2024-11-08 22:53:57,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:57" (1/1) ... [2024-11-08 22:53:57,967 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:53:57,969 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:53:57,969 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:53:57,969 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:53:57,970 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:57" (1/1) ... [2024-11-08 22:53:57,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:53:57,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:53:58,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:53:58,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:53:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:53:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:53:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:53:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:53:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:53:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:53:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:53:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:53:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:53:58,262 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:53:58,265 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:53:58,424 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 22:53:58,424 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:53:58,515 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:53:58,517 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:53:58,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:58 BoogieIcfgContainer [2024-11-08 22:53:58,518 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:53:58,519 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:53:58,519 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:53:58,533 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:53:58,533 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:58" (1/1) ... [2024-11-08 22:53:58,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:53:58,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:53:58,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:53:58,632 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:53:58,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:53:58,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:53:58,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:53:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:58,871 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:53:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:59,071 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:53:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:59,118 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:53:59,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:53:59 ImpRootNode [2024-11-08 22:53:59,163 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:53:59,164 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:53:59,164 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:53:59,165 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:53:59,168 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:58" (3/4) ... [2024-11-08 22:53:59,171 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:53:59,173 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:53:59,174 INFO L158 Benchmark]: Toolchain (without parser) took 3503.19ms. Allocated memory is still 167.8MB. Free memory was 124.5MB in the beginning and 62.7MB in the end (delta: 61.8MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2024-11-08 22:53:59,174 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 107.0MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:53:59,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2148.85ms. Allocated memory is still 167.8MB. Free memory was 124.5MB in the beginning and 101.4MB in the end (delta: 23.1MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2024-11-08 22:53:59,177 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.08ms. Allocated memory is still 167.8MB. Free memory was 100.5MB in the beginning and 98.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:53:59,179 INFO L158 Benchmark]: Boogie Preprocessor took 49.58ms. Allocated memory is still 167.8MB. Free memory was 98.4MB in the beginning and 96.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:53:59,180 INFO L158 Benchmark]: RCFGBuilder took 549.65ms. Allocated memory is still 167.8MB. Free memory was 96.3MB in the beginning and 81.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:53:59,181 INFO L158 Benchmark]: CodeCheck took 644.49ms. Allocated memory is still 167.8MB. Free memory was 81.6MB in the beginning and 63.7MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:53:59,182 INFO L158 Benchmark]: Witness Printer took 8.71ms. Allocated memory is still 167.8MB. Free memory was 63.7MB in the beginning and 62.7MB in the end (delta: 969.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:53:59,189 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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: 1562]: 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 1571. 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); [L1571] 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) [L1571] 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] [L1572] CALL CWE191_Integer_Underflow__int_min_predec_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1556] data = (-0x7fffffff - 1) [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1562] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 107.0MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2148.85ms. Allocated memory is still 167.8MB. Free memory was 124.5MB in the beginning and 101.4MB in the end (delta: 23.1MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.08ms. Allocated memory is still 167.8MB. Free memory was 100.5MB in the beginning and 98.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.58ms. Allocated memory is still 167.8MB. Free memory was 98.4MB in the beginning and 96.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 549.65ms. Allocated memory is still 167.8MB. Free memory was 96.3MB in the beginning and 81.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 644.49ms. Allocated memory is still 167.8MB. Free memory was 81.6MB in the beginning and 63.7MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 8.71ms. Allocated memory is still 167.8MB. Free memory was 63.7MB in the beginning and 62.7MB in the end (delta: 969.3kB). 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 22:53:59,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/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_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/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_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/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_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/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 d154b6b3f4dbdc0cc3615dd2cbc5822de07cea518101b45e91b7a40da49ca3f9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:54:02,120 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:54:02,231 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:54:02,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:54:02,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:54:02,301 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:54:02,302 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:54:02,303 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:54:02,307 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:54:02,307 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:54:02,308 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:54:02,308 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:54:02,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:54:02,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:54:02,309 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:54:02,310 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:54:02,310 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:54:02,311 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:54:02,315 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:54:02,316 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:54:02,316 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:54:02,320 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:54:02,321 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:54:02,321 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:54:02,321 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:54:02,322 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:54:02,322 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:54:02,323 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:54:02,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:54:02,326 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:54:02,327 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:54:02,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:54:02,328 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:54:02,328 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:54:02,329 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:54:02,329 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_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d154b6b3f4dbdc0cc3615dd2cbc5822de07cea518101b45e91b7a40da49ca3f9 [2024-11-08 22:54:02,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:54:02,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:54:02,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:54:02,855 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:54:02,856 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:54:02,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_32_bad.i Unable to find full path for "g++" [2024-11-08 22:54:05,529 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:54:06,104 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:54:06,104 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_32_bad.i [2024-11-08 22:54:06,140 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/data/d046baf9a/d51c2110d0114fabbd40f644a9aff4fd/FLAG6fb307261 [2024-11-08 22:54:06,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/data/d046baf9a/d51c2110d0114fabbd40f644a9aff4fd [2024-11-08 22:54:06,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:54:06,636 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:54:06,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:54:06,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:54:06,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:54:06,644 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:54:06" (1/1) ... [2024-11-08 22:54:06,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ac02d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:54:06, skipping insertion in model container [2024-11-08 22:54:06,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:54:06" (1/1) ... [2024-11-08 22:54:06,726 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:54:07,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:54:07,952 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:54:08,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:54:08,213 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:54:08,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:54:08 WrapperNode [2024-11-08 22:54:08,214 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:54:08,215 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:54:08,216 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:54:08,216 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:54:08,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:54:08" (1/1) ... [2024-11-08 22:54:08,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:54:08" (1/1) ... [2024-11-08 22:54:08,286 INFO L138 Inliner]: procedures = 502, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2024-11-08 22:54:08,287 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:54:08,288 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:54:08,288 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:54:08,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:54:08,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:54:08" (1/1) ... [2024-11-08 22:54:08,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:54:08" (1/1) ... [2024-11-08 22:54:08,304 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:54:08" (1/1) ... [2024-11-08 22:54:08,304 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:54:08" (1/1) ... [2024-11-08 22:54:08,315 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:54:08" (1/1) ... [2024-11-08 22:54:08,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:54:08" (1/1) ... [2024-11-08 22:54:08,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:54:08" (1/1) ... [2024-11-08 22:54:08,322 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:54:08" (1/1) ... [2024-11-08 22:54:08,326 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:54:08,327 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:54:08,328 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:54:08,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:54:08,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:54:08" (1/1) ... [2024-11-08 22:54:08,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:54:08,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:54:08,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:54:08,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:54:08,408 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:54:08,409 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:54:08,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:54:08,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:54:08,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:54:08,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:54:08,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:54:08,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:54:08,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:54:08,604 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:54:08,607 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:54:08,836 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 22:54:08,836 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:54:08,922 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:54:08,923 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:54:08,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:54:08 BoogieIcfgContainer [2024-11-08 22:54:08,923 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:54:08,925 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:54:08,925 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:54:08,939 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:54:08,939 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:54:08" (1/1) ... [2024-11-08 22:54:08,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:54:09,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:54:09,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:54:09,041 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:54:09,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:54:09,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:54:09,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:54:09,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:54:09,052 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:54:09,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:54:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:54:09,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:54:09,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:54:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:54:09,597 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:54:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:54:09,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:54:09,702 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:54:09,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:54:09 ImpRootNode [2024-11-08 22:54:09,754 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:54:09,755 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:54:09,755 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:54:09,759 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:54:09,760 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:54:08" (3/4) ... [2024-11-08 22:54:09,763 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:54:09,765 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:54:09,766 INFO L158 Benchmark]: Toolchain (without parser) took 3129.95ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 58.0MB in the beginning and 52.6MB in the end (delta: 5.4MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2024-11-08 22:54:09,771 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 62.9MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:54:09,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1577.55ms. Allocated memory is still 86.0MB. Free memory was 57.8MB in the beginning and 52.0MB in the end (delta: 5.8MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2024-11-08 22:54:09,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.84ms. Allocated memory is still 86.0MB. Free memory was 52.0MB in the beginning and 49.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:54:09,773 INFO L158 Benchmark]: Boogie Preprocessor took 38.74ms. Allocated memory is still 86.0MB. Free memory was 49.0MB in the beginning and 46.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:54:09,773 INFO L158 Benchmark]: RCFGBuilder took 596.37ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 46.9MB in the beginning and 70.4MB in the end (delta: -23.5MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-08 22:54:09,775 INFO L158 Benchmark]: CodeCheck took 829.74ms. Allocated memory is still 104.9MB. Free memory was 69.9MB in the beginning and 53.0MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:54:09,776 INFO L158 Benchmark]: Witness Printer took 9.67ms. Allocated memory is still 104.9MB. Free memory was 53.0MB in the beginning and 52.6MB in the end (delta: 460.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:54:09,783 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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: 1562]: 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 1571. 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); [L1571] 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) [L1571] 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] [L1572] CALL CWE191_Integer_Underflow__int_min_predec_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1556] data = (-0x7fffffff - 1) [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1562] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 62.9MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1577.55ms. Allocated memory is still 86.0MB. Free memory was 57.8MB in the beginning and 52.0MB in the end (delta: 5.8MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.84ms. Allocated memory is still 86.0MB. Free memory was 52.0MB in the beginning and 49.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.74ms. Allocated memory is still 86.0MB. Free memory was 49.0MB in the beginning and 46.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 596.37ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 46.9MB in the beginning and 70.4MB in the end (delta: -23.5MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * CodeCheck took 829.74ms. Allocated memory is still 104.9MB. Free memory was 69.9MB in the beginning and 53.0MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 9.67ms. Allocated memory is still 104.9MB. Free memory was 53.0MB in the beginning and 52.6MB in the end (delta: 460.0kB). 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 22:54:09,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ec0f95-aec7-4d2d-91df-a03a501c2f22/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample