./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/res2of.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/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_9d32f86e-8b19-4212-9c73-31a88a533421/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/res2of.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/bin/ukojak-verify-EEHR8qb7sm --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 c443a32322d029170cf71bca98c2ac394c12ba940138aa3cb9e35513f4737641 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:31:57,338 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:31:57,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:31:57,491 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:31:57,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:31:57,540 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:31:57,542 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:31:57,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:31:57,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:31:57,544 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:31:57,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:31:57,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:31:57,545 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:31:57,545 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:31:57,546 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:31:57,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:31:57,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:31:57,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:31:57,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:31:57,547 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:31:57,547 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:31:57,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:31:57,548 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:31:57,548 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:31:57,548 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:31:57,548 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:31:57,548 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:31:57,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:31:57,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:31:57,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:31:57,549 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:31:57,549 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:31:57,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:31:57,549 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_9d32f86e-8b19-4212-9c73-31a88a533421/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 ! 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 -> c443a32322d029170cf71bca98c2ac394c12ba940138aa3cb9e35513f4737641 [2024-11-13 22:31:57,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:31:57,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:31:57,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:31:57,893 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:31:57,893 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:31:57,895 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-fpi/res2of.c Unable to find full path for "g++" [2024-11-13 22:32:00,025 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:32:00,286 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:32:00,290 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/sv-benchmarks/c/array-fpi/res2of.c [2024-11-13 22:32:00,302 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/bin/ukojak-verify-EEHR8qb7sm/data/3d45278c4/77ee7bcd79114560b2bf2bf83d1e4b08/FLAG507b50f08 [2024-11-13 22:32:00,329 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/bin/ukojak-verify-EEHR8qb7sm/data/3d45278c4/77ee7bcd79114560b2bf2bf83d1e4b08 [2024-11-13 22:32:00,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:32:00,335 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:32:00,336 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:32:00,336 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:32:00,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:32:00,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:32:00" (1/1) ... [2024-11-13 22:32:00,346 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b37e24b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:32:00, skipping insertion in model container [2024-11-13 22:32:00,346 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:32:00" (1/1) ... [2024-11-13 22:32:00,368 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:32:00,546 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_9d32f86e-8b19-4212-9c73-31a88a533421/sv-benchmarks/c/array-fpi/res2of.c[589,602] [2024-11-13 22:32:00,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:32:00,596 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:32:00,605 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_9d32f86e-8b19-4212-9c73-31a88a533421/sv-benchmarks/c/array-fpi/res2of.c[589,602] [2024-11-13 22:32:00,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:32:00,631 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:32:00,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:32:00 WrapperNode [2024-11-13 22:32:00,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:32:00,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:32:00,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:32:00,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:32:00,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:32:00" (1/1) ... [2024-11-13 22:32:00,646 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:32:00" (1/1) ... [2024-11-13 22:32:00,675 INFO L138 Inliner]: procedures = 17, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 107 [2024-11-13 22:32:00,675 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:32:00,676 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:32:00,677 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:32:00,677 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:32:00,685 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:32:00" (1/1) ... [2024-11-13 22:32:00,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:32:00" (1/1) ... [2024-11-13 22:32:00,692 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:32:00" (1/1) ... [2024-11-13 22:32:00,692 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:32:00" (1/1) ... [2024-11-13 22:32:00,706 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:32:00" (1/1) ... [2024-11-13 22:32:00,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:32:00" (1/1) ... [2024-11-13 22:32:00,716 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:32:00" (1/1) ... [2024-11-13 22:32:00,720 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:32:00" (1/1) ... [2024-11-13 22:32:00,722 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:32:00,723 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:32:00,723 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:32:00,724 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:32:00,728 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:32:00" (1/1) ... [2024-11-13 22:32:00,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:32:00,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:32:00,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:32:00,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:32:00,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:32:00,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:32:00,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:32:00,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:32:00,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:32:00,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:32:00,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:32:00,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:32:00,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:32:00,903 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:32:00,905 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:32:01,145 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-13 22:32:01,146 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:32:01,211 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:32:01,212 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:32:01,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:32:01 BoogieIcfgContainer [2024-11-13 22:32:01,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:32:01,217 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:32:01,217 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:32:01,233 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:32:01,233 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:32:01" (1/1) ... [2024-11-13 22:32:01,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:32:01,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:01,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2024-11-13 22:32:01,330 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2024-11-13 22:32:01,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:32:01,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:01,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:32:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:01,746 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 22:32:01,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:01,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-13 22:32:01,846 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-13 22:32:01,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:32:01,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:01,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:32:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:02,059 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 22:32:02,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:02,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-13 22:32:02,190 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-13 22:32:02,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:32:02,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:02,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:32:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:02,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:32:02,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:02,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2024-11-13 22:32:02,490 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2024-11-13 22:32:02,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:32:02,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:02,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:32:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:02,691 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:32:02,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:02,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2024-11-13 22:32:02,764 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2024-11-13 22:32:02,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:32:02,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:02,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:32:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:02,892 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:32:02,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:02,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2024-11-13 22:32:02,957 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2024-11-13 22:32:02,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:32:02,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:02,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:32:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:03,100 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 22:32:03,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:03,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2024-11-13 22:32:03,175 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2024-11-13 22:32:03,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:32:03,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:03,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:32:03,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:32:03,335 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:32:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:32:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:32:03,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:32:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:32:03,608 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2024-11-13 22:32:03,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:32:03 ImpRootNode [2024-11-13 22:32:03,659 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:32:03,660 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:32:03,660 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:32:03,660 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:32:03,661 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:32:01" (3/4) ... [2024-11-13 22:32:03,662 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 22:32:03,714 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d32f86e-8b19-4212-9c73-31a88a533421/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:32:03,714 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:32:03,715 INFO L158 Benchmark]: Toolchain (without parser) took 3380.62ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 71.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2024-11-13 22:32:03,715 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:32:03,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.68ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 81.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:32:03,716 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.25ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.7MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:32:03,716 INFO L158 Benchmark]: Boogie Preprocessor took 46.35ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.7MB in the end (delta: 964.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:32:03,717 INFO L158 Benchmark]: RCFGBuilder took 493.30ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 63.4MB in the end (delta: 15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:32:03,717 INFO L158 Benchmark]: CodeCheck took 2442.17ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 73.7MB in the end (delta: -10.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:32:03,717 INFO L158 Benchmark]: Witness Printer took 53.80ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 71.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:32:03,720 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 305 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 85 mSDsluCounter, 54 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 63 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 262 IncrementalHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63 mSolverCounterUnsat, 54 mSDtfsCounter, 262 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 646 GetRequests, 615 SyntacticMatches, 25 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 69 ConstructedInterpolants, 0 QuantifiedInterpolants, 165 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 15/15 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 - 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] int *a = malloc(sizeof(int)*N); [L30] int *b = malloc(sizeof(int)*N); [L31] int *c = malloc(sizeof(int)*N); [L33] sum[0] = 0 [L34] i=0 VAL [N=1, a={-1:0}, b={24812:0}, c={-2:0}, i=0, sum={53285:0}] [L34] COND TRUE i