./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/sina2f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/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_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sina2f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e23a153007909016a01fbe630ca1e32f2767aaf9a3ccafb094486520a26abba4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:52:51,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:52:51,433 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:52:51,437 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:52:51,438 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:52:51,457 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:52:51,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:52:51,458 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:52:51,459 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:52:51,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:52:51,459 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:52:51,459 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:52:51,459 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:52:51,459 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:52:51,460 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:52:51,460 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:52:51,460 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:52:51,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:52:51,460 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:52:51,460 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:52:51,460 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:52:51,460 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:52:51,460 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:52:51,460 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:52:51,461 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:52:51,461 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:52:51,461 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:52:51,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:52:51,461 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:52:51,461 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:52:51,461 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:52:51,461 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:52:51,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:52:51,461 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_130a6599-837b-4c16-964b-2c8a9dd62763/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 ! call(reach_error())) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e23a153007909016a01fbe630ca1e32f2767aaf9a3ccafb094486520a26abba4 [2024-12-06 03:52:51,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:52:51,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:52:51,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:52:51,677 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:52:51,677 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:52:51,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/array-fpi/sina2f.c [2024-12-06 03:52:54,296 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/data/5842217bb/1048e86cbaff4e27a8b2c28762f3b250/FLAG6635fe5d0 [2024-12-06 03:52:54,478 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:52:54,479 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/sv-benchmarks/c/array-fpi/sina2f.c [2024-12-06 03:52:54,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/data/5842217bb/1048e86cbaff4e27a8b2c28762f3b250/FLAG6635fe5d0 [2024-12-06 03:52:54,505 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/data/5842217bb/1048e86cbaff4e27a8b2c28762f3b250 [2024-12-06 03:52:54,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:52:54,509 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:52:54,510 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:52:54,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:52:54,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:52:54,514 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@258a9180 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54, skipping insertion in model container [2024-12-06 03:52:54,515 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,526 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:52:54,631 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/sv-benchmarks/c/array-fpi/sina2f.c[589,602] [2024-12-06 03:52:54,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:52:54,654 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:52:54,662 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/sv-benchmarks/c/array-fpi/sina2f.c[589,602] [2024-12-06 03:52:54,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:52:54,682 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:52:54,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54 WrapperNode [2024-12-06 03:52:54,683 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:52:54,684 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:52:54,684 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:52:54,684 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:52:54,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,709 INFO L138 Inliner]: procedures = 17, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2024-12-06 03:52:54,709 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:52:54,710 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:52:54,710 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:52:54,710 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:52:54,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,717 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,722 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,723 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,728 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,728 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,730 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:52:54,731 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:52:54,731 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:52:54,731 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:52:54,732 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:52:54" (1/1) ... [2024-12-06 03:52:54,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:52:54,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:52:54,756 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:52:54,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:52:54,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:52:54,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:52:54,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:52:54,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:52:54,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 03:52:54,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:52:54,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:52:54,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:52:54,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:52:54,842 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:52:54,843 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:52:54,968 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 03:52:54,968 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:52:55,009 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:52:55,010 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 03:52:55,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:52:55 BoogieIcfgContainer [2024-12-06 03:52:55,010 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:52:55,011 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:52:55,011 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:52:55,018 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:52:55,018 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:52:55" (1/1) ... [2024-12-06 03:52:55,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:52:55,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:55,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2024-12-06 03:52:55,072 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2024-12-06 03:52:55,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:52:55,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:55,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:52:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:55,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:52:55,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:55,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-12-06 03:52:55,334 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-12-06 03:52:55,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:52:55,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:55,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:52:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:55,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:52:55,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:55,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-12-06 03:52:55,496 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-12-06 03:52:55,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:52:55,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:55,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:52:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:55,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:52:55,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:55,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-12-06 03:52:55,614 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-12-06 03:52:55,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 03:52:55,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:55,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:52:55,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:52:55,645 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:52:55,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:52:55,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:52:55,717 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:52:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:52:55,746 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-12-06 03:52:55,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:52:55 ImpRootNode [2024-12-06 03:52:55,771 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:52:55,772 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:52:55,772 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:52:55,772 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:52:55,773 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:52:55" (3/4) ... [2024-12-06 03:52:55,773 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 03:52:55,813 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 14. [2024-12-06 03:52:55,857 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 03:52:55,857 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130a6599-837b-4c16-964b-2c8a9dd62763/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 03:52:55,857 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:52:55,858 INFO L158 Benchmark]: Toolchain (without parser) took 1349.25ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 94.3MB in the end (delta: 24.3MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2024-12-06 03:52:55,858 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 84.0MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:52:55,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 173.32ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 107.2MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:52:55,859 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.66ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 105.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:52:55,859 INFO L158 Benchmark]: Boogie Preprocessor took 20.23ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 104.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:52:55,859 INFO L158 Benchmark]: RCFGBuilder took 279.61ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 91.0MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:52:55,860 INFO L158 Benchmark]: CodeCheck took 760.53ms. Allocated memory is still 142.6MB. Free memory was 90.8MB in the beginning and 98.6MB in the end (delta: -7.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:52:55,860 INFO L158 Benchmark]: Witness Printer took 85.36ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 94.3MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:52:55,862 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 1 procedures, 12 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 92 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 76 IncrementalHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 15 mSDtfsCounter, 76 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 217 GetRequests, 207 SyntacticMatches, 4 SemanticMatches, 6 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, 0.2s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 54 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 3/3 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 - CounterExampleResult [Line: 15]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L19] int N; [L23] N = __VERIFIER_nondet_int() [L24] COND FALSE !(N <= 0) [L25] CALL assume_abort_if_not(N <= 2147483647/sizeof(int)) [L13] COND FALSE !(!cond) [L25] RET assume_abort_if_not(N <= 2147483647/sizeof(int)) [L27] int i; [L28] long long sum[1]; [L29] long long *a = malloc(sizeof(long long)*N); [L31] sum[0] = 1 [L32] i=0 VAL [N=1, a={-1:0}, i=0, sum={21886:0}] [L32] COND TRUE i