./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/res2f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/res2f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk --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 219ff25dcfb107eec264b890e617d01b4ab0eae8d593ab3965da9d4eaab5cf5a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:11:51,025 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:11:51,126 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:11:51,131 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:11:51,134 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:11:51,171 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:11:51,173 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:11:51,174 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:11:51,175 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:11:51,175 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:11:51,176 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:11:51,176 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:11:51,177 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:11:51,179 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:11:51,180 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:11:51,180 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:11:51,181 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:11:51,181 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:11:51,181 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:11:51,181 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:11:51,182 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:11:51,182 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:11:51,183 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:11:51,183 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:11:51,184 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:11:51,184 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:11:51,184 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:11:51,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:51,204 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:11:51,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:11:51,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:11:51,205 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:11:51,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:11:51,206 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 219ff25dcfb107eec264b890e617d01b4ab0eae8d593ab3965da9d4eaab5cf5a [2024-11-08 23:11:51,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:11:51,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:11:51,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:11:51,538 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:11:51,538 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:11:51,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/array-fpi/res2f.c Unable to find full path for "g++" [2024-11-08 23:11:53,495 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:11:53,667 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:11:53,668 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/sv-benchmarks/c/array-fpi/res2f.c [2024-11-08 23:11:53,678 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/data/40455a07b/070f163c4d38467c9d994defa648f901/FLAGff31ad732 [2024-11-08 23:11:53,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/data/40455a07b/070f163c4d38467c9d994defa648f901 [2024-11-08 23:11:53,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:11:53,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:11:53,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:53,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:11:53,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:11:53,708 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:53" (1/1) ... [2024-11-08 23:11:53,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6512e190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:53, skipping insertion in model container [2024-11-08 23:11:53,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:53" (1/1) ... [2024-11-08 23:11:53,736 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:11:53,974 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_a71c2def-313a-4c83-b974-90bb6fcec8a5/sv-benchmarks/c/array-fpi/res2f.c[588,601] [2024-11-08 23:11:54,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:54,012 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:11:54,027 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_a71c2def-313a-4c83-b974-90bb6fcec8a5/sv-benchmarks/c/array-fpi/res2f.c[588,601] [2024-11-08 23:11:54,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:54,057 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:11:54,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:54 WrapperNode [2024-11-08 23:11:54,057 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:54,058 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:54,058 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:11:54,058 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:11:54,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:54" (1/1) ... [2024-11-08 23:11:54,073 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:54" (1/1) ... [2024-11-08 23:11:54,101 INFO L138 Inliner]: procedures = 17, calls = 37, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2024-11-08 23:11:54,101 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:54,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:11:54,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:11:54,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:11:54,117 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:54" (1/1) ... [2024-11-08 23:11:54,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:54" (1/1) ... [2024-11-08 23:11:54,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:54" (1/1) ... [2024-11-08 23:11:54,124 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:54" (1/1) ... [2024-11-08 23:11:54,135 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:54" (1/1) ... [2024-11-08 23:11:54,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:54" (1/1) ... [2024-11-08 23:11:54,144 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:54" (1/1) ... [2024-11-08 23:11:54,148 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:54" (1/1) ... [2024-11-08 23:11:54,150 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:11:54,151 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:11:54,151 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:11:54,151 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:11:54,152 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:54" (1/1) ... [2024-11-08 23:11:54,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:54,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:11:54,188 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:11:54,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:11:54,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:11:54,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:11:54,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:11:54,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:11:54,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:11:54,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:11:54,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:11:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:11:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:11:54,309 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:11:54,311 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:11:54,568 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 23:11:54,568 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:11:54,619 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:11:54,619 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:11:54,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:54 BoogieIcfgContainer [2024-11-08 23:11:54,620 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:11:54,623 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:11:54,623 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:11:54,634 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:11:54,634 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:54" (1/1) ... [2024-11-08 23:11:54,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:11:54,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:54,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2024-11-08 23:11:54,694 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2024-11-08 23:11:54,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:11:54,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:54,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:55,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:55,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:55,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-11-08 23:11:55,145 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-11-08 23:11:55,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:11:55,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:55,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:55,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:55,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:55,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2024-11-08 23:11:55,364 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2024-11-08 23:11:55,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:11:55,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:55,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:55,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:11:55,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:55,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2024-11-08 23:11:55,579 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2024-11-08 23:11:55,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:11:55,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:55,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:55,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:11:55,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:55,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2024-11-08 23:11:55,725 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2024-11-08 23:11:55,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:11:55,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:55,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:55,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:11:55,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:55,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 45 transitions. [2024-11-08 23:11:55,800 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 45 transitions. [2024-11-08 23:11:55,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:11:55,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:55,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:55,941 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:11:56,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:56,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2024-11-08 23:11:56,054 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2024-11-08 23:11:56,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:11:56,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:56,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:56,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:11:56,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:56,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2024-11-08 23:11:56,300 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-11-08 23:11:56,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:11:56,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:56,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:56,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:11:56,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:56,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2024-11-08 23:11:56,434 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2024-11-08 23:11:56,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:11:56,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:56,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:56,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:56,565 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 23:11:56,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:56,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 44 transitions. [2024-11-08 23:11:56,645 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2024-11-08 23:11:56,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:11:56,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:56,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:56,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:56,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 23:11:56,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:56,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2024-11-08 23:11:56,748 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-11-08 23:11:56,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:11:56,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:56,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:56,868 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:11:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2024-11-08 23:11:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2024-11-08 23:11:56,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:11:56,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:56,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:57,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:11:57,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:57,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2024-11-08 23:11:57,054 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2024-11-08 23:11:57,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:11:57,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:57,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:57,226 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:11:57,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:57,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 46 transitions. [2024-11-08 23:11:57,321 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2024-11-08 23:11:57,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:11:57,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:57,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:57,380 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:11:57,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:57,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2024-11-08 23:11:57,409 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2024-11-08 23:11:57,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:11:57,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:57,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:57,512 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:11:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:57,685 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:11:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:57,746 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2024-11-08 23:11:57,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:11:57 ImpRootNode [2024-11-08 23:11:57,813 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:11:57,813 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:11:57,813 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:11:57,814 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:11:57,814 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:54" (3/4) ... [2024-11-08 23:11:57,816 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 23:11:57,894 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a71c2def-313a-4c83-b974-90bb6fcec8a5/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:11:57,897 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:11:57,898 INFO L158 Benchmark]: Toolchain (without parser) took 4200.21ms. Allocated memory was 125.8MB in the beginning and 222.3MB in the end (delta: 96.5MB). Free memory was 61.6MB in the beginning and 139.6MB in the end (delta: -77.9MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2024-11-08 23:11:57,902 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:11:57,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.76ms. Allocated memory was 125.8MB in the beginning and 184.5MB in the end (delta: 58.7MB). Free memory was 61.4MB in the beginning and 147.1MB in the end (delta: -85.7MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2024-11-08 23:11:57,903 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.57ms. Allocated memory is still 184.5MB. Free memory was 147.1MB in the beginning and 145.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:11:57,903 INFO L158 Benchmark]: Boogie Preprocessor took 44.11ms. Allocated memory is still 184.5MB. Free memory was 145.1MB in the beginning and 143.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:11:57,903 INFO L158 Benchmark]: RCFGBuilder took 471.49ms. Allocated memory is still 184.5MB. Free memory was 143.8MB in the beginning and 144.4MB in the end (delta: -594.8kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:11:57,904 INFO L158 Benchmark]: CodeCheck took 3189.56ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 144.4MB in the beginning and 142.7MB in the end (delta: 1.7MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2024-11-08 23:11:57,904 INFO L158 Benchmark]: Witness Printer took 83.98ms. Allocated memory is still 222.3MB. Free memory was 142.7MB in the beginning and 139.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:11:57,908 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, 26 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 997 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 287 mSDsluCounter, 518 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 357 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1118 IncrementalHoareTripleChecker+Invalid, 1475 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 357 mSolverCounterUnsat, 498 mSDtfsCounter, 1118 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2284 GetRequests, 2215 SyntacticMatches, 53 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 325 NumberOfCodeBlocks, 325 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 481 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 36/36 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] = 1 [L34] i=0 VAL [N=1, a={-2:0}, b={-4:0}, c={-3:0}, i=0, sum={26412:0}] [L34] COND FALSE !(i