./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_17_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm --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 e9cde0d671c04babcc9bda0e4d83df5d9daf0bea27c87f9d3d73e9bedc0d8bba --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:39:37,667 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:39:37,757 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:39:37,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:39:37,764 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:39:37,784 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:39:37,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:39:37,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:39:37,785 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:39:37,785 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:39:37,785 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:39:37,786 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:39:37,786 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:39:37,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:39:37,786 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:39:37,786 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:39:37,786 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:39:37,787 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:39:37,787 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:39:37,787 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:39:37,787 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:39:37,787 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:39:37,787 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:39:37,787 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:39:37,787 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:39:37,788 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:39:37,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:39:37,788 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:39:37,788 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:39:37,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:39:37,788 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:39:37,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:39:37,788 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm 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 -> e9cde0d671c04babcc9bda0e4d83df5d9daf0bea27c87f9d3d73e9bedc0d8bba [2024-11-13 22:39:38,048 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:39:38,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:39:38,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:39:38,059 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:39:38,059 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:39:38,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_17_bad.i Unable to find full path for "g++" [2024-11-13 22:39:39,861 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:39:40,299 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:39:40,300 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_17_bad.i [2024-11-13 22:39:40,339 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/data/b0927894c/05669835997d43e8b1934aaf38ca1fb7/FLAG3eb1e2814 [2024-11-13 22:39:40,421 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/data/b0927894c/05669835997d43e8b1934aaf38ca1fb7 [2024-11-13 22:39:40,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:39:40,428 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:39:40,429 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:39:40,430 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:39:40,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:39:40,436 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:39:40" (1/1) ... [2024-11-13 22:39:40,437 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72c21c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:40, skipping insertion in model container [2024-11-13 22:39:40,440 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:39:40" (1/1) ... [2024-11-13 22:39:40,520 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:39:42,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:39:42,047 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:39:42,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:39:42,648 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:39:42,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:42 WrapperNode [2024-11-13 22:39:42,648 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:39:42,649 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:39:42,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:39:42,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:39:42,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:42" (1/1) ... [2024-11-13 22:39:42,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:42" (1/1) ... [2024-11-13 22:39:42,732 INFO L138 Inliner]: procedures = 935, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2024-11-13 22:39:42,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:39:42,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:39:42,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:39:42,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:39:42,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:42" (1/1) ... [2024-11-13 22:39:42,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:42" (1/1) ... [2024-11-13 22:39:42,749 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:42" (1/1) ... [2024-11-13 22:39:42,749 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:42" (1/1) ... [2024-11-13 22:39:42,758 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:42" (1/1) ... [2024-11-13 22:39:42,761 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:42" (1/1) ... [2024-11-13 22:39:42,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:42" (1/1) ... [2024-11-13 22:39:42,763 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:42" (1/1) ... [2024-11-13 22:39:42,765 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:39:42,765 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:39:42,766 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:39:42,766 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:39:42,767 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:42" (1/1) ... [2024-11-13 22:39:42,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:39:42,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:39:42,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:39:42,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:39:42,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:39:42,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:39:42,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:39:42,840 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:39:42,840 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:39:42,971 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:39:42,972 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:39:43,081 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 22:39:43,082 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:39:43,120 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:39:43,121 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:39:43,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:39:43 BoogieIcfgContainer [2024-11-13 22:39:43,121 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:39:43,122 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:39:43,122 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:39:43,132 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:39:43,133 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:39:43" (1/1) ... [2024-11-13 22:39:43,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:39:43,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:43,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-13 22:39:43,202 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-13 22:39:43,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:39:43,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:43,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:39:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:39:43,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:39:43,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:43,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-11-13 22:39:43,585 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-11-13 22:39:43,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:39:43,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:43,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:39:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:39:43,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:39:43,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:43,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2024-11-13 22:39:43,721 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-11-13 22:39:43,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:39:43,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:43,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:39:43,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:39:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:39:43,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:43,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-13 22:39:43,929 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-13 22:39:43,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:39:43,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:43,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:39:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:39:43,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:39:44,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:44,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-13 22:39:44,002 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-13 22:39:44,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:39:44,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:44,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:39:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:39:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:39:44,085 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:39:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:39:44,136 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2024-11-13 22:39:44,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:39:44 ImpRootNode [2024-11-13 22:39:44,179 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:39:44,180 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:39:44,180 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:39:44,180 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:39:44,181 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:39:43" (3/4) ... [2024-11-13 22:39:44,184 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:39:44,185 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:39:44,188 INFO L158 Benchmark]: Toolchain (without parser) took 3758.28ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 74.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-13 22:39:44,189 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 74.7MB in the end (delta: 101.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:39:44,189 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2219.37ms. Allocated memory is still 117.4MB. Free memory was 88.7MB in the beginning and 42.0MB in the end (delta: 46.7MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. [2024-11-13 22:39:44,190 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.60ms. Allocated memory is still 117.4MB. Free memory was 42.0MB in the beginning and 38.0MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:39:44,190 INFO L158 Benchmark]: Boogie Preprocessor took 30.70ms. Allocated memory is still 117.4MB. Free memory was 38.0MB in the beginning and 37.4MB in the end (delta: 648.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:39:44,194 INFO L158 Benchmark]: RCFGBuilder took 355.93ms. Allocated memory is still 117.4MB. Free memory was 37.4MB in the beginning and 72.2MB in the end (delta: -34.8MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2024-11-13 22:39:44,194 INFO L158 Benchmark]: CodeCheck took 1057.23ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 75.4MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:39:44,195 INFO L158 Benchmark]: Witness Printer took 5.29ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 74.5MB in the end (delta: 7.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:39:44,197 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, 22 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 65 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 23 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 32 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 81 IncrementalHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 32 mSolverCounterUnsat, 23 mSDtfsCounter, 81 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 236 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 50 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 2/3 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: 1844]: 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 1852. 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); [L1852] 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) [L1852] 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] [L1853] CALL CWE190_Integer_Overflow__int_fscanf_square_17_bad() [L1834] int i,j; [L1835] int data; [L1836] data = 0 [L1837] i = 0 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, i=0] [L1837] COND TRUE i < 1 [L1837] i++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1837] COND FALSE !(i < 1) [L1841] j = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1841] COND TRUE j < 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1844] 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, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 74.7MB in the end (delta: 101.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2219.37ms. Allocated memory is still 117.4MB. Free memory was 88.7MB in the beginning and 42.0MB in the end (delta: 46.7MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.60ms. Allocated memory is still 117.4MB. Free memory was 42.0MB in the beginning and 38.0MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.70ms. Allocated memory is still 117.4MB. Free memory was 38.0MB in the beginning and 37.4MB in the end (delta: 648.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 355.93ms. Allocated memory is still 117.4MB. Free memory was 37.4MB in the beginning and 72.2MB in the end (delta: -34.8MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * CodeCheck took 1057.23ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 75.4MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.29ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 74.5MB in the end (delta: 7.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:39:44,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm --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 e9cde0d671c04babcc9bda0e4d83df5d9daf0bea27c87f9d3d73e9bedc0d8bba --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:39:46,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:39:46,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:39:46,920 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:39:46,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:39:46,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:39:46,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:39:46,922 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:39:46,922 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:39:46,922 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:39:46,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:39:46,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:39:46,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:39:46,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:39:46,923 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:39:46,923 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:39:46,923 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:39:46,923 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:39:46,924 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:39:46,924 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:39:46,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:39:46,924 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:39:46,924 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:39:46,924 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:39:46,924 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:39:46,925 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:39:46,925 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:39:46,925 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:39:46,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:39:46,925 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:39:46,925 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:39:46,926 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:39:46,926 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:39:46,926 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:39:46,926 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:39:46,926 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm 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 -> e9cde0d671c04babcc9bda0e4d83df5d9daf0bea27c87f9d3d73e9bedc0d8bba [2024-11-13 22:39:47,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:39:47,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:39:47,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:39:47,228 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:39:47,229 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:39:47,230 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_17_bad.i Unable to find full path for "g++" [2024-11-13 22:39:49,142 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:39:49,643 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:39:49,643 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_17_bad.i [2024-11-13 22:39:49,688 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/data/919880d16/323481192e2a4e6dbcdfa48db52d1464/FLAGddb7f0f89 [2024-11-13 22:39:49,715 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/data/919880d16/323481192e2a4e6dbcdfa48db52d1464 [2024-11-13 22:39:49,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:39:49,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:39:49,727 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:39:49,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:39:49,733 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:39:49,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:39:49" (1/1) ... [2024-11-13 22:39:49,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23f2f4e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:49, skipping insertion in model container [2024-11-13 22:39:49,737 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:39:49" (1/1) ... [2024-11-13 22:39:49,815 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:39:51,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:39:51,419 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:39:51,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:39:51,802 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:39:51,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:51 WrapperNode [2024-11-13 22:39:51,803 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:39:51,804 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:39:51,804 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:39:51,804 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:39:51,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:51" (1/1) ... [2024-11-13 22:39:51,839 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:51" (1/1) ... [2024-11-13 22:39:51,864 INFO L138 Inliner]: procedures = 940, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-11-13 22:39:51,865 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:39:51,866 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:39:51,866 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:39:51,866 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:39:51,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:51" (1/1) ... [2024-11-13 22:39:51,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:51" (1/1) ... [2024-11-13 22:39:51,877 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:51" (1/1) ... [2024-11-13 22:39:51,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:51" (1/1) ... [2024-11-13 22:39:51,885 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:51" (1/1) ... [2024-11-13 22:39:51,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:51" (1/1) ... [2024-11-13 22:39:51,890 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:51" (1/1) ... [2024-11-13 22:39:51,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:51" (1/1) ... [2024-11-13 22:39:51,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:39:51,895 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:39:51,895 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:39:51,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:39:51,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:39:51" (1/1) ... [2024-11-13 22:39:51,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:39:51,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:39:51,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:39:51,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:39:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:39:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:39:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:39:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:39:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:39:52,141 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:39:52,143 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:39:54,588 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 22:39:54,588 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:39:54,635 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:39:54,635 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:39:54,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:39:54 BoogieIcfgContainer [2024-11-13 22:39:54,636 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:39:54,637 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:39:54,637 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:39:54,648 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:39:54,648 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:39:54" (1/1) ... [2024-11-13 22:39:54,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:39:54,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:54,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-13 22:39:54,716 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-13 22:39:54,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:39:54,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:54,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:39:54,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:39:54,724 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:39:54,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:39:54,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:39:54,892 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:39:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:39:54,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:39:54,934 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:39:54,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:39:54,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:39:54,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:54,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2024-11-13 22:39:54,992 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-11-13 22:39:54,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:39:54,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:54,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:39:54,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:39:54,998 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:39:55,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:39:55,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:39:55,179 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:39:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:39:55,229 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:39:55,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:39:55,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:39:55,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:39:55,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:55,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2024-11-13 22:39:55,307 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2024-11-13 22:39:55,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:39:55,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:55,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:39:55,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:39:55,313 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:39:55,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:39:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:39:55,447 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:39:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:39:55,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:39:55,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:39:55,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:39:55,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:39:55,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:55,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-11-13 22:39:55,589 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-11-13 22:39:55,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:39:55,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:55,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:39:55,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:39:55,593 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:39:55,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17792383-c12e-4dbe-bb15-e7bffeb3d220/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process