./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b --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 251645094d2deec445751334d358acffa55af283fb5e25ad8ac57e4fd5a8d3d7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:48,995 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:49,051 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-05 21:26:49,055 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:26:49,055 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:26:49,074 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:49,075 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:49,075 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:49,076 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:49,076 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:49,076 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:49,076 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:49,076 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:26:49,076 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:49,076 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:49,077 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:49,077 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:49,077 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:26:49,077 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:26:49,077 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:49,077 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:49,077 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:49,077 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:49,077 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:49,077 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:49,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:49,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:49,078 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:49,078 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:49,078 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:49,078 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:26:49,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:26:49,078 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_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b 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 -> 251645094d2deec445751334d358acffa55af283fb5e25ad8ac57e4fd5a8d3d7 [2024-12-05 21:26:49,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:49,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:49,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:49,314 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:49,315 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:49,316 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_bad.i [2024-12-05 21:26:51,998 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/data/a04279a3d/67f86c5f5434498d85fea74bd91195cc/FLAG2f63d51b4 [2024-12-05 21:26:52,308 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:52,308 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_bad.i [2024-12-05 21:26:52,329 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/data/a04279a3d/67f86c5f5434498d85fea74bd91195cc/FLAG2f63d51b4 [2024-12-05 21:26:52,345 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/data/a04279a3d/67f86c5f5434498d85fea74bd91195cc [2024-12-05 21:26:52,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:52,349 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:52,351 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:52,351 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:52,355 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:52,356 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:52" (1/1) ... [2024-12-05 21:26:52,357 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24569da9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:52, skipping insertion in model container [2024-12-05 21:26:52,357 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:52" (1/1) ... [2024-12-05 21:26:52,405 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:53,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:53,927 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:54,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:54,230 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:54,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54 WrapperNode [2024-12-05 21:26:54,231 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:54,232 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:54,232 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:54,232 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:54,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,260 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,285 INFO L138 Inliner]: procedures = 935, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2024-12-05 21:26:54,286 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:54,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:54,286 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:54,287 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:54,294 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,297 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,297 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,302 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,303 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,308 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,309 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,312 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:54,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:54,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:54,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:54,314 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:54,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:54,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:54,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:54,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:54,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:54,377 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-05 21:26:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-05 21:26:54,497 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:54,499 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:54,697 INFO L? ?]: Removed 61 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:54,697 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:26:54,863 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:26:54,863 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:26:54,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:54 BoogieIcfgContainer [2024-12-05 21:26:54,864 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:26:54,864 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:26:54,864 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:26:54,875 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:26:54,875 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:26:54,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:54,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-12-05 21:26:54,934 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-12-05 21:26:54,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:26:54,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:54,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:55,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:55,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:55,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-12-05 21:26:55,445 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-12-05 21:26:55,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 21:26:55,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:55,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:55,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:55,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:55,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2024-12-05 21:26:55,648 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-12-05 21:26:55,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 21:26:55,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:55,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:55,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:55,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:55,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:55,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-12-05 21:26:55,921 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-12-05 21:26:55,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 21:26:55,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:55,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:55,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 21:26:55,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:55,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-12-05 21:26:55,967 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-12-05 21:26:55,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 21:26:55,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:55,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:26:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:56,052 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:26:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:56,101 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2024-12-05 21:26:56,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:26:56 ImpRootNode [2024-12-05 21:26:56,127 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:26:56,128 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:26:56,128 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:26:56,128 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:26:56,128 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:54" (3/4) ... [2024-12-05 21:26:56,131 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 21:26:56,132 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:26:56,133 INFO L158 Benchmark]: Toolchain (without parser) took 3783.89ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 113.4MB in the beginning and 288.6MB in the end (delta: -175.2MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2024-12-05 21:26:56,134 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory was 83.1MB in the beginning and 83.1MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:56,134 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1880.41ms. Allocated memory is still 142.6MB. Free memory was 113.4MB in the beginning and 90.4MB in the end (delta: 23.0MB). Peak memory consumption was 88.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:56,134 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.10ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 86.6MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:56,135 INFO L158 Benchmark]: Boogie Preprocessor took 26.09ms. Allocated memory is still 142.6MB. Free memory was 86.6MB in the beginning and 85.8MB in the end (delta: 757.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:56,135 INFO L158 Benchmark]: RCFGBuilder took 550.52ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 103.0MB in the end (delta: -18.0MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2024-12-05 21:26:56,136 INFO L158 Benchmark]: CodeCheck took 1262.73ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 102.9MB in the beginning and 288.6MB in the end (delta: -185.6MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2024-12-05 21:26:56,136 INFO L158 Benchmark]: Witness Printer took 4.75ms. Allocated memory is still 352.3MB. Free memory was 288.6MB in the beginning and 288.6MB in the end (delta: 6.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:56,139 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: 1.2s, 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, 0.2s 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, 0.7s 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, ConComCheckerStatistics: 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 bitwiseOr at line 1839. 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_rand_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 [L1839] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1839] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1839] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1839] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1839] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1837] i++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, 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=2147483647, 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=2147483647, 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 0.38ms. Allocated memory is still 142.6MB. Free memory was 83.1MB in the beginning and 83.1MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1880.41ms. Allocated memory is still 142.6MB. Free memory was 113.4MB in the beginning and 90.4MB in the end (delta: 23.0MB). Peak memory consumption was 88.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.10ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 86.6MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.09ms. Allocated memory is still 142.6MB. Free memory was 86.6MB in the beginning and 85.8MB in the end (delta: 757.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 550.52ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 103.0MB in the end (delta: -18.0MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. * CodeCheck took 1262.73ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 102.9MB in the beginning and 288.6MB in the end (delta: -185.6MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Witness Printer took 4.75ms. Allocated memory is still 352.3MB. Free memory was 288.6MB in the beginning and 288.6MB in the end (delta: 6.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 21:26:56,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/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_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b --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 251645094d2deec445751334d358acffa55af283fb5e25ad8ac57e4fd5a8d3d7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:58,196 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:58,278 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-05 21:26:58,302 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:58,303 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:58,303 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:58,304 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:58,304 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:58,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:58,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:58,304 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:58,304 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:58,304 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:58,304 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:58,304 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:26:58,304 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:26:58,305 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:26:58,305 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:26:58,305 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:26:58,305 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:58,305 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:58,305 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:58,305 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:58,305 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:58,305 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:58,305 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:58,305 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:26:58,306 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:58,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:58,306 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:58,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:58,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:58,306 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:26:58,306 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:58,306 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:26:58,306 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_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b 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 -> 251645094d2deec445751334d358acffa55af283fb5e25ad8ac57e4fd5a8d3d7 [2024-12-05 21:26:58,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:58,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:58,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:58,545 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:58,546 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:58,547 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_bad.i [2024-12-05 21:27:01,313 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/data/9b54ae42d/b94452f1f6ca463cadc7a32ac4d2863e/FLAG6f20897ed [2024-12-05 21:27:01,616 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:27:01,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_bad.i [2024-12-05 21:27:01,643 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/data/9b54ae42d/b94452f1f6ca463cadc7a32ac4d2863e/FLAG6f20897ed [2024-12-05 21:27:01,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/data/9b54ae42d/b94452f1f6ca463cadc7a32ac4d2863e [2024-12-05 21:27:01,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:27:01,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:27:01,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:27:01,664 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:27:01,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:27:01,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:01" (1/1) ... [2024-12-05 21:27:01,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41cea2d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:01, skipping insertion in model container [2024-12-05 21:27:01,671 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:01" (1/1) ... [2024-12-05 21:27:01,713 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:27:02,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:27:03,000 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:27:03,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:27:03,295 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:27:03,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:03 WrapperNode [2024-12-05 21:27:03,295 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:27:03,296 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:27:03,296 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:27:03,296 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:27:03,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:03" (1/1) ... [2024-12-05 21:27:03,325 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:03" (1/1) ... [2024-12-05 21:27:03,347 INFO L138 Inliner]: procedures = 940, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2024-12-05 21:27:03,347 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:27:03,348 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:27:03,348 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:27:03,348 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:27:03,355 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:03" (1/1) ... [2024-12-05 21:27:03,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:03" (1/1) ... [2024-12-05 21:27:03,359 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:03" (1/1) ... [2024-12-05 21:27:03,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:03" (1/1) ... [2024-12-05 21:27:03,367 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:03" (1/1) ... [2024-12-05 21:27:03,368 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:03" (1/1) ... [2024-12-05 21:27:03,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:03" (1/1) ... [2024-12-05 21:27:03,373 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:03" (1/1) ... [2024-12-05 21:27:03,375 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:03" (1/1) ... [2024-12-05 21:27:03,378 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:27:03,379 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:27:03,379 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:27:03,379 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:27:03,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:03" (1/1) ... [2024-12-05 21:27:03,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:27:03,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:27:03,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:27:03,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:27:03,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:27:03,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:27:03,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:27:03,438 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-05 21:27:03,438 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-05 21:27:03,566 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:27:03,568 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:27:06,881 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-12-05 21:27:06,881 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:27:06,934 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:27:06,934 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:27:06,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:27:06 BoogieIcfgContainer [2024-12-05 21:27:06,935 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:27:06,935 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:27:06,935 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:27:06,943 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:27:06,943 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:27:06" (1/1) ... [2024-12-05 21:27:06,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:27:06,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:06,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-12-05 21:27:06,987 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-12-05 21:27:06,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:27:06,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:06,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:06,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:06,993 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:06,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:27:07,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:07,101 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:07,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 21:27:07,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:07,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:27:07,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:27:07,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:07,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2024-12-05 21:27:07,175 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-12-05 21:27:07,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 21:27:07,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:07,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:07,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:07,178 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:07,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:27:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:07,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:07,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:27:07,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:07,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:27:07,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 21:27:07,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:07,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-12-05 21:27:07,436 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-12-05 21:27:07,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 21:27:07,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:07,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:07,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:07,439 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:07,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:27:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:07,560 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:07,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:27:07,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:07,629 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:27:07,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 21:27:07,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:07,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-12-05 21:27:07,722 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-12-05 21:27:07,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 21:27:07,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:07,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:07,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:07,725 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:07,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_659f021b-91eb-46fa-a4fe-be2f15dbbfe9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process