./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_34_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_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/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_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/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_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/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 e97a33f771d8c05564094634b8fa007d2ead6f7bf8c54a8f950a795e59c44cd4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:39:50,367 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:39:50,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:39:50,517 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:39:50,520 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:39:50,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:39:50,547 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:39:50,548 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:39:50,549 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:39:50,549 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:39:50,550 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:39:50,550 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:39:50,551 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:39:50,551 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:39:50,552 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:39:50,552 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:39:50,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:39:50,553 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:39:50,554 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:39:50,554 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:39:50,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:39:50,555 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:39:50,556 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:39:50,556 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:39:50,557 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:39:50,557 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:39:50,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:39:50,558 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:39:50,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:39:50,559 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:39:50,559 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:39:50,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:39:50,560 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_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e97a33f771d8c05564094634b8fa007d2ead6f7bf8c54a8f950a795e59c44cd4 [2024-11-08 19:39:50,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:39:50,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:39:50,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:39:50,988 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:39:50,989 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:39:50,991 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_34_bad.i Unable to find full path for "g++" [2024-11-08 19:39:53,560 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:39:54,094 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:39:54,097 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_34_bad.i [2024-11-08 19:39:54,144 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/data/19266f1e1/01a252ac64a74f238b0235860d57caa2/FLAG160b7e026 [2024-11-08 19:39:54,658 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/data/19266f1e1/01a252ac64a74f238b0235860d57caa2 [2024-11-08 19:39:54,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:39:54,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:39:54,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:39:54,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:39:54,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:39:54,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:39:54" (1/1) ... [2024-11-08 19:39:54,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31ec1988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:54, skipping insertion in model container [2024-11-08 19:39:54,684 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:39:54" (1/1) ... [2024-11-08 19:39:54,795 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:39:57,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:39:57,050 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:39:57,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:39:57,719 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:39:57,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:57 WrapperNode [2024-11-08 19:39:57,720 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:39:57,722 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:39:57,722 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:39:57,722 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:39:57,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:57" (1/1) ... [2024-11-08 19:39:57,759 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:57" (1/1) ... [2024-11-08 19:39:57,789 INFO L138 Inliner]: procedures = 936, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2024-11-08 19:39:57,790 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:39:57,793 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:39:57,793 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:39:57,793 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:39:57,803 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:57" (1/1) ... [2024-11-08 19:39:57,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:57" (1/1) ... [2024-11-08 19:39:57,806 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:57" (1/1) ... [2024-11-08 19:39:57,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:57" (1/1) ... [2024-11-08 19:39:57,814 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:57" (1/1) ... [2024-11-08 19:39:57,816 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:57" (1/1) ... [2024-11-08 19:39:57,818 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:57" (1/1) ... [2024-11-08 19:39:57,819 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:57" (1/1) ... [2024-11-08 19:39:57,822 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:39:57,823 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:39:57,823 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:39:57,824 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:39:57,825 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:57" (1/1) ... [2024-11-08 19:39:57,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:39:57,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:39:57,864 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:39:57,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:39:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:39:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:39:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:39:57,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:39:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:39:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:39:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:39:57,922 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:39:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:39:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:39:58,123 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:39:58,127 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:39:58,294 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 19:39:58,294 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:39:58,360 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:39:58,360 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:39:58,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:39:58 BoogieIcfgContainer [2024-11-08 19:39:58,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:39:58,362 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:39:58,362 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:39:58,381 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:39:58,382 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:39:58" (1/1) ... [2024-11-08 19:39:58,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:39:58,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:58,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-08 19:39:58,489 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-08 19:39:58,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:39:58,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:58,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:39:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:58,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:39:58,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:58,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 19:39:58,876 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 19:39:58,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:39:58,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:58,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:39:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:39:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:39:59,043 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:39:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:39:59,097 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 19:39:59,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:39:59 ImpRootNode [2024-11-08 19:39:59,131 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:39:59,132 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:39:59,132 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:39:59,132 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:39:59,132 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:39:58" (3/4) ... [2024-11-08 19:39:59,136 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:39:59,137 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:39:59,138 INFO L158 Benchmark]: Toolchain (without parser) took 4468.71ms. Allocated memory was 157.3MB in the beginning and 192.9MB in the end (delta: 35.7MB). Free memory was 118.6MB in the beginning and 117.3MB in the end (delta: 1.4MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2024-11-08 19:39:59,139 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 88.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:39:59,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3047.88ms. Allocated memory is still 157.3MB. Free memory was 118.6MB in the beginning and 62.5MB in the end (delta: 56.2MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2024-11-08 19:39:59,140 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.56ms. Allocated memory is still 157.3MB. Free memory was 62.5MB in the beginning and 58.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:39:59,141 INFO L158 Benchmark]: Boogie Preprocessor took 29.80ms. Allocated memory is still 157.3MB. Free memory was 58.3MB in the beginning and 57.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:39:59,141 INFO L158 Benchmark]: RCFGBuilder took 537.93ms. Allocated memory was 157.3MB in the beginning and 192.9MB in the end (delta: 35.7MB). Free memory was 57.1MB in the beginning and 146.6MB in the end (delta: -89.5MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2024-11-08 19:39:59,142 INFO L158 Benchmark]: CodeCheck took 768.87ms. Allocated memory is still 192.9MB. Free memory was 146.6MB in the beginning and 118.3MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 19:39:59,144 INFO L158 Benchmark]: Witness Printer took 5.94ms. Allocated memory is still 192.9MB. Free memory was 118.3MB in the beginning and 117.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:39:59,151 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, 16 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 12 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 52 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, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1857]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1846, overapproximation of large string literal at line 1865, overapproximation of fgets at line 1844. 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); [L1865] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1865] 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] [L1866] CALL CWE190_Integer_Overflow__int_fgets_square_34_bad() [L1839] int data; [L1840] CWE190_Integer_Overflow__int_fgets_square_34_unionType myUnion; [L1841] data = 0 [L1843] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, myUnion={5:0}] [L1844] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1846] data = atoi(inputBuffer) [L1853] myUnion.unionFirst = data [L1855] EXPR myUnion.unionSecond [L1855] int data = myUnion.unionSecond; [L1857] data * 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 0.45ms. Allocated memory is still 117.4MB. Free memory is still 88.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3047.88ms. Allocated memory is still 157.3MB. Free memory was 118.6MB in the beginning and 62.5MB in the end (delta: 56.2MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.56ms. Allocated memory is still 157.3MB. Free memory was 62.5MB in the beginning and 58.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.80ms. Allocated memory is still 157.3MB. Free memory was 58.3MB in the beginning and 57.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 537.93ms. Allocated memory was 157.3MB in the beginning and 192.9MB in the end (delta: 35.7MB). Free memory was 57.1MB in the beginning and 146.6MB in the end (delta: -89.5MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * CodeCheck took 768.87ms. Allocated memory is still 192.9MB. Free memory was 146.6MB in the beginning and 118.3MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 5.94ms. Allocated memory is still 192.9MB. Free memory was 118.3MB in the beginning and 117.3MB in the end (delta: 1.1MB). 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 19:39:59,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/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 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_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/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_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/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_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/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 e97a33f771d8c05564094634b8fa007d2ead6f7bf8c54a8f950a795e59c44cd4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:40:01,528 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:40:01,623 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:40:01,671 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:40:01,672 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:40:01,674 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:40:01,675 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:40:01,676 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:40:01,677 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:40:01,677 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:40:01,678 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:40:01,679 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:40:01,679 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:40:01,679 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:40:01,682 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:40:01,682 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:40:01,683 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:40:01,683 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:40:01,683 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:40:01,683 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:40:01,684 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:40:01,687 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:40:01,688 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:40:01,688 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:40:01,688 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:40:01,688 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:01,689 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:40:01,689 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:40:01,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:40:01,689 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:40:01,690 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:40:01,690 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:40:01,690 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:40:01,690 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:01,690 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:40:01,691 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_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e97a33f771d8c05564094634b8fa007d2ead6f7bf8c54a8f950a795e59c44cd4 [2024-11-08 19:40:02,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:40:02,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:40:02,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:40:02,131 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:40:02,131 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:40:02,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_34_bad.i Unable to find full path for "g++" [2024-11-08 19:40:04,174 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:40:04,727 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:40:04,728 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_34_bad.i [2024-11-08 19:40:04,775 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/data/1b108a404/c0af26f2ef6847859c93dfbdaf449d09/FLAG50e717cfd [2024-11-08 19:40:04,801 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/data/1b108a404/c0af26f2ef6847859c93dfbdaf449d09 [2024-11-08 19:40:04,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:40:04,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:40:04,814 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:40:04,814 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:40:04,823 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:40:04,824 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:40:04" (1/1) ... [2024-11-08 19:40:04,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10e5a7cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:04, skipping insertion in model container [2024-11-08 19:40:04,828 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:40:04" (1/1) ... [2024-11-08 19:40:04,930 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:40:07,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:40:07,318 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:40:07,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:40:08,081 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:40:08,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:08 WrapperNode [2024-11-08 19:40:08,082 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:40:08,084 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:40:08,084 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:40:08,084 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:40:08,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:08" (1/1) ... [2024-11-08 19:40:08,134 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:08" (1/1) ... [2024-11-08 19:40:08,168 INFO L138 Inliner]: procedures = 941, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-11-08 19:40:08,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:40:08,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:40:08,171 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:40:08,171 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:40:08,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:08" (1/1) ... [2024-11-08 19:40:08,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:08" (1/1) ... [2024-11-08 19:40:08,192 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:08" (1/1) ... [2024-11-08 19:40:08,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:08" (1/1) ... [2024-11-08 19:40:08,217 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:08" (1/1) ... [2024-11-08 19:40:08,221 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:08" (1/1) ... [2024-11-08 19:40:08,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:08" (1/1) ... [2024-11-08 19:40:08,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:08" (1/1) ... [2024-11-08 19:40:08,234 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:40:08,238 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:40:08,238 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:40:08,238 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:40:08,240 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:08" (1/1) ... [2024-11-08 19:40:08,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:40:08,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:40:08,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:40:08,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:40:08,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:40:08,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:40:08,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:40:08,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:40:08,338 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:40:08,338 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:40:08,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:40:08,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:40:08,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 19:40:08,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 19:40:08,627 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:40:08,631 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:40:14,248 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 19:40:14,249 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:40:14,311 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:40:14,311 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:40:14,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:40:14 BoogieIcfgContainer [2024-11-08 19:40:14,312 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:40:14,313 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:40:14,314 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:40:14,328 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:40:14,328 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:40:14" (1/1) ... [2024-11-08 19:40:14,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:40:14,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:14,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-08 19:40:14,415 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-08 19:40:14,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:40:14,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:14,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:14,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:14,425 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:14,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa4720e7-014c-4f6a-96a7-a1d0ce9c2caf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process