./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ss4f.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_889250f9-e950-40cf-8d87-531bc4b49c2a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889250f9-e950-40cf-8d87-531bc4b49c2a/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_889250f9-e950-40cf-8d87-531bc4b49c2a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889250f9-e950-40cf-8d87-531bc4b49c2a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ss4f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889250f9-e950-40cf-8d87-531bc4b49c2a/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_889250f9-e950-40cf-8d87-531bc4b49c2a/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 ec849c99676c748abc5b9766c44a36d723f69a872b4d768d06c539c74569bdf4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:20:06,513 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:20:06,605 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889250f9-e950-40cf-8d87-531bc4b49c2a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:20:06,611 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:20:06,611 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:20:06,649 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:20:06,650 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:20:06,655 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:20:06,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:20:06,656 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:20:06,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:20:06,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:20:06,656 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:20:06,656 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:20:06,656 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:20:06,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:20:06,657 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:20:06,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:20:06,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:20:06,657 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:20:06,657 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:20:06,657 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:20:06,657 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:20:06,657 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:20:06,657 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:20:06,657 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:20:06,657 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:20:06,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:06,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:20:06,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:20:06,658 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:20:06,658 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:20:06,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:20:06,658 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_889250f9-e950-40cf-8d87-531bc4b49c2a/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 -> ec849c99676c748abc5b9766c44a36d723f69a872b4d768d06c539c74569bdf4 [2024-11-13 23:20:07,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:20:07,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:20:07,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:20:07,039 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:20:07,040 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:20:07,042 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889250f9-e950-40cf-8d87-531bc4b49c2a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-fpi/ss4f.c Unable to find full path for "g++" [2024-11-13 23:20:09,124 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:20:09,348 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:20:09,350 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889250f9-e950-40cf-8d87-531bc4b49c2a/sv-benchmarks/c/array-fpi/ss4f.c [2024-11-13 23:20:09,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889250f9-e950-40cf-8d87-531bc4b49c2a/bin/ukojak-verify-EEHR8qb7sm/data/a64188ca5/784004f3783447878a0a59e54d156e42/FLAG093589f72 [2024-11-13 23:20:09,373 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889250f9-e950-40cf-8d87-531bc4b49c2a/bin/ukojak-verify-EEHR8qb7sm/data/a64188ca5/784004f3783447878a0a59e54d156e42 [2024-11-13 23:20:09,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:20:09,377 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:20:09,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:09,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:20:09,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:20:09,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:09" (1/1) ... [2024-11-13 23:20:09,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d440f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:09, skipping insertion in model container [2024-11-13 23:20:09,386 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:09" (1/1) ... [2024-11-13 23:20:09,400 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:20:09,570 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_889250f9-e950-40cf-8d87-531bc4b49c2a/sv-benchmarks/c/array-fpi/ss4f.c[587,600] [2024-11-13 23:20:09,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:09,620 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:20:09,634 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_889250f9-e950-40cf-8d87-531bc4b49c2a/sv-benchmarks/c/array-fpi/ss4f.c[587,600] [2024-11-13 23:20:09,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:09,674 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:20:09,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:09 WrapperNode [2024-11-13 23:20:09,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:09,676 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:09,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:20:09,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:20:09,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:09" (1/1) ... [2024-11-13 23:20:09,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:09" (1/1) ... [2024-11-13 23:20:09,721 INFO L138 Inliner]: procedures = 17, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 93 [2024-11-13 23:20:09,722 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:09,724 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:20:09,724 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:20:09,724 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:20:09,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:09" (1/1) ... [2024-11-13 23:20:09,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:09" (1/1) ... [2024-11-13 23:20:09,737 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:09" (1/1) ... [2024-11-13 23:20:09,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:09" (1/1) ... [2024-11-13 23:20:09,749 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:09" (1/1) ... [2024-11-13 23:20:09,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:09" (1/1) ... [2024-11-13 23:20:09,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:09" (1/1) ... [2024-11-13 23:20:09,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:09" (1/1) ... [2024-11-13 23:20:09,765 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:20:09,766 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:20:09,766 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:20:09,766 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:20:09,767 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:09" (1/1) ... [2024-11-13 23:20:09,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:09,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889250f9-e950-40cf-8d87-531bc4b49c2a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:20:09,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889250f9-e950-40cf-8d87-531bc4b49c2a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:20:09,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889250f9-e950-40cf-8d87-531bc4b49c2a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:20:09,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:20:09,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:20:09,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:20:09,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:20:09,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 23:20:09,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:20:09,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:20:09,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:20:09,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:20:09,939 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:20:09,941 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:20:10,109 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-13 23:20:10,109 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:20:10,199 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:20:10,200 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 23:20:10,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:10 BoogieIcfgContainer [2024-11-13 23:20:10,200 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:20:10,201 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:20:10,201 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:20:10,214 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:20:10,214 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:10" (1/1) ... [2024-11-13 23:20:10,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:20:10,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:10,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2024-11-13 23:20:10,305 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2024-11-13 23:20:10,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:20:10,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:10,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:10,699 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 23:20:10,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:10,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-13 23:20:10,762 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-13 23:20:10,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:20:10,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:10,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:10,966 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 23:20:11,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:11,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-13 23:20:11,073 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-13 23:20:11,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:20:11,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:11,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:11,214 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 23:20:11,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:11,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-13 23:20:11,270 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-13 23:20:11,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:20:11,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:11,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:11,428 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 23:20:11,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:11,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-13 23:20:11,487 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-13 23:20:11,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:20:11,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:11,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:20:11,630 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:20:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:20:11,708 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2024-11-13 23:20:11,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:20:11 ImpRootNode [2024-11-13 23:20:11,755 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:20:11,757 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:20:11,757 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:20:11,757 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:20:11,758 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:10" (3/4) ... [2024-11-13 23:20:11,759 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 23:20:11,804 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889250f9-e950-40cf-8d87-531bc4b49c2a/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:20:11,804 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:20:11,805 INFO L158 Benchmark]: Toolchain (without parser) took 2427.99ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 55.6MB in the end (delta: 36.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-13 23:20:11,806 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 83.9MB. Free memory was 42.1MB in the beginning and 41.9MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:20:11,806 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.26ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 80.0MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:20:11,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.53ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.1MB in the end (delta: 988.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:20:11,807 INFO L158 Benchmark]: Boogie Preprocessor took 41.73ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 77.8MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:20:11,808 INFO L158 Benchmark]: RCFGBuilder took 434.21ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 64.0MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:20:11,808 INFO L158 Benchmark]: CodeCheck took 1553.64ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 58.1MB in the end (delta: 5.8MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2024-11-13 23:20:11,809 INFO L158 Benchmark]: Witness Printer took 48.80ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 55.6MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:20:11,811 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: 1.5s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 139 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 33 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 30 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 115 IncrementalHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 30 mSolverCounterUnsat, 28 mSDtfsCounter, 115 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 313 GetRequests, 298 SyntacticMatches, 9 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, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 34 ConstructedInterpolants, 0 QuantifiedInterpolants, 82 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 6/6 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] long long *a = malloc(sizeof(long long)*N); [L31] sum[0] = 0 [L32] i=0 VAL [N=1, a={-1:0}, i=0, sum={4:0}] [L32] COND TRUE i