./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/dijkstra3-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/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_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/dijkstra3-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be69f8550c7a913949aef3a5cd6eb246d75bd127b105ae8a64bfc7bda606bcfc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:46:36,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:46:36,615 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 16:46:36,620 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:46:36,620 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:46:36,651 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:46:36,652 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:46:36,652 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:46:36,652 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:46:36,652 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:46:36,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:46:36,654 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:46:36,654 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:46:36,655 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:46:36,655 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:46:36,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:46:36,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:46:36,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:46:36,656 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:46:36,656 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:46:36,656 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:46:36,656 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:46:36,657 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:46:36,657 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:46:36,657 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:46:36,657 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:46:36,657 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:46:36,657 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:46:36,657 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:46:36,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:46:36,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:46:36,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:46:36,658 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:46:36,658 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:46:36,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:46:36,658 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_d2ec56cb-4541-47bd-ba54-8305e83a5921/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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be69f8550c7a913949aef3a5cd6eb246d75bd127b105ae8a64bfc7bda606bcfc [2024-11-13 16:46:36,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:46:37,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:46:37,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:46:37,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:46:37,010 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:46:37,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-nla/dijkstra3-both-nt.c Unable to find full path for "g++" [2024-11-13 16:46:38,959 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:46:39,251 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:46:39,253 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/sv-benchmarks/c/termination-nla/dijkstra3-both-nt.c [2024-11-13 16:46:39,262 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm/data/e966fae87/5507f1413f5b45d5ba6816403253b78d/FLAG50888ea4c [2024-11-13 16:46:39,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm/data/e966fae87/5507f1413f5b45d5ba6816403253b78d [2024-11-13 16:46:39,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:46:39,280 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:46:39,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:46:39,282 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:46:39,288 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:46:39,288 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:46:39" (1/1) ... [2024-11-13 16:46:39,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6382aab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:39, skipping insertion in model container [2024-11-13 16:46:39,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:46:39" (1/1) ... [2024-11-13 16:46:39,306 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:46:39,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:46:39,588 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:46:39,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:46:39,636 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:46:39,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:39 WrapperNode [2024-11-13 16:46:39,637 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:46:39,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:46:39,639 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:46:39,640 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:46:39,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:39" (1/1) ... [2024-11-13 16:46:39,664 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:39" (1/1) ... [2024-11-13 16:46:39,731 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 101 [2024-11-13 16:46:39,736 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:46:39,736 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:46:39,737 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:46:39,737 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:46:39,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:39" (1/1) ... [2024-11-13 16:46:39,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:39" (1/1) ... [2024-11-13 16:46:39,768 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:39" (1/1) ... [2024-11-13 16:46:39,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:39" (1/1) ... [2024-11-13 16:46:39,780 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:39" (1/1) ... [2024-11-13 16:46:39,792 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:39" (1/1) ... [2024-11-13 16:46:39,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:39" (1/1) ... [2024-11-13 16:46:39,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:39" (1/1) ... [2024-11-13 16:46:39,804 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:46:39,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:46:39,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:46:39,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:46:39,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:39" (1/1) ... [2024-11-13 16:46:39,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:46:39,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:46:39,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:46:39,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:46:39,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:46:39,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:46:39,966 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:46:39,968 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:46:51,080 INFO L? ?]: Removed 153 outVars from TransFormulas that were not future-live. [2024-11-13 16:46:51,081 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:46:51,105 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:46:51,105 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:46:51,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:51 BoogieIcfgContainer [2024-11-13 16:46:51,106 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:46:51,106 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:46:51,107 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:46:51,118 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:46:51,119 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:51" (1/1) ... [2024-11-13 16:46:51,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:46:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:51,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 144 states and 149 transitions. [2024-11-13 16:46:51,190 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 149 transitions. [2024-11-13 16:46:51,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:46:51,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:51,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:51,316 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 16:46:51,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:51,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 143 states and 147 transitions. [2024-11-13 16:46:51,333 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 147 transitions. [2024-11-13 16:46:51,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:46:51,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:51,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:46:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:51,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:46:51,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:51,391 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 16:46:51,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:51,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 145 states and 152 transitions. [2024-11-13 16:46:51,450 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 152 transitions. [2024-11-13 16:46:51,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 16:46:51,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:51,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:46:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:51,469 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:46:51,470 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:51,488 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 16:46:51,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:51,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 146 states and 153 transitions. [2024-11-13 16:46:51,536 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 153 transitions. [2024-11-13 16:46:51,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:46:51,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:51,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:46:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:51,565 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:46:51,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:51,596 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 16:46:51,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:51,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 147 states and 154 transitions. [2024-11-13 16:46:51,625 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 154 transitions. [2024-11-13 16:46:51,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:46:51,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:51,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:51,716 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 16:46:51,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:51,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 148 states and 156 transitions. [2024-11-13 16:46:51,777 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 156 transitions. [2024-11-13 16:46:51,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:46:51,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:51,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:51,847 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 16:46:51,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:51,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 150 states and 158 transitions. [2024-11-13 16:46:51,915 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 158 transitions. [2024-11-13 16:46:51,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 16:46:51,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:51,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:46:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:51,941 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:46:51,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:51,973 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 16:46:52,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:52,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 152 states and 160 transitions. [2024-11-13 16:46:52,013 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 160 transitions. [2024-11-13 16:46:52,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 16:46:52,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:52,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:46:52,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:52,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:46:52,031 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:52,085 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 16:46:52,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:52,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 153 states and 161 transitions. [2024-11-13 16:46:52,103 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 161 transitions. [2024-11-13 16:46:52,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 16:46:52,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:52,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:46:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:52,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:46:52,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:52,151 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 16:46:52,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:52,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 154 states and 162 transitions. [2024-11-13 16:46:52,171 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 162 transitions. [2024-11-13 16:46:52,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 16:46:52,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:52,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:46:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:52,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:46:52,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:52,225 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 16:46:52,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:52,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 155 states and 163 transitions. [2024-11-13 16:46:52,243 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 163 transitions. [2024-11-13 16:46:52,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:46:52,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:52,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:46:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:52,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:46:52,266 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:52,304 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 16:46:52,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:52,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 156 states and 164 transitions. [2024-11-13 16:46:52,385 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 164 transitions. [2024-11-13 16:46:52,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 16:46:52,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:52,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:46:52,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:52,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:46:52,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:52,460 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 16:46:52,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:52,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 157 states and 165 transitions. [2024-11-13 16:46:52,480 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 165 transitions. [2024-11-13 16:46:52,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 16:46:52,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:52,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:46:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:46:52,500 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:46:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:46:52,517 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 13 iterations. [2024-11-13 16:46:52,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:46:52 ImpRootNode [2024-11-13 16:46:52,547 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:46:52,548 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:46:52,548 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:46:52,548 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:46:52,549 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:51" (3/4) ... [2024-11-13 16:46:52,550 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 16:46:52,592 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 16:46:52,593 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:46:52,594 INFO L158 Benchmark]: Toolchain (without parser) took 13313.25ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 91.8MB in the end (delta: 27.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-11-13 16:46:52,594 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:52,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.56ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 108.5MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:46:52,595 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.17ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 106.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:52,595 INFO L158 Benchmark]: Boogie Preprocessor took 67.29ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 106.0MB in the end (delta: 731.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:52,595 INFO L158 Benchmark]: RCFGBuilder took 11301.37ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 76.9MB in the end (delta: 28.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 16:46:52,596 INFO L158 Benchmark]: CodeCheck took 1440.96ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 93.4MB in the end (delta: -16.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:52,596 INFO L158 Benchmark]: Witness Printer took 44.80ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 91.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:52,602 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, 144 locations, 68 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 347 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 185 mSDsluCounter, 160 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 44 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 492 IncrementalHoareTripleChecker+Invalid, 569 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 116 mSDtfsCounter, 492 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 757 GetRequests, 739 SyntacticMatches, 12 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 117 NumberOfCodeBlocks, 117 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 90 ConstructedInterpolants, 0 QuantifiedInterpolants, 266 SizeOfPredicates, 0 NumberOfNonLiveVariables, 183 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 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: 41]: integer overflow possible integer overflow possible We found a FailurePath: [L22] int n, p, q, r, h; [L24] n = __VERIFIER_nondet_int() [L26] p = 0 [L27] q = 1 [L28] r = n [L29] h = 0 VAL [h=0, n=-134217729, p=0, q=1, r=-134217729] [L40] COND TRUE q > n VAL [h=0, n=-134217729, p=0, q=1, r=-134217729] [L41] EXPR h * h VAL [h=0, n=-134217729, p=0, q=1, r=-134217729] [L41] EXPR h * h * h VAL [h=0, n=-134217729, p=0, q=1, r=-134217729] [L41] EXPR 12 * h VAL [h=0, n=-134217729, p=0, q=1, r=-134217729] [L41] EXPR 12 * h * n VAL [h=0, n=-134217729, p=0, q=1, r=-134217729] [L41] EXPR 12 * h * n * q VAL [h=0, n=-134217729, p=0, q=1, r=-134217729] [L41] h * h * h - 12 * h * n * q VAL [h=0, n=-134217729, p=0, q=1, r=-134217729] [L41] 16 * n VAL [h=0, p=0, q=1, r=-134217729] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.56ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 108.5MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.17ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 106.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 67.29ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 106.0MB in the end (delta: 731.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11301.37ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 76.9MB in the end (delta: 28.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 1440.96ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 93.4MB in the end (delta: -16.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 44.80ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 91.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 16:46:52,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ec56cb-4541-47bd-ba54-8305e83a5921/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)