./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label27.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_b37037eb-6877-4b25-a8e9-9e29d19b3693/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/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_b37037eb-6877-4b25-a8e9-9e29d19b3693/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/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_b37037eb-6877-4b25-a8e9-9e29d19b3693/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 7c6f0a8bc653ee68bba5d1e7193079f2216382bf70b295e228b301f341587f5f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:28:16,673 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:28:16,788 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:28:16,796 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:28:16,796 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:28:16,838 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:28:16,839 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:28:16,839 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:28:16,840 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:28:16,841 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:28:16,842 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:28:16,842 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:28:16,843 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:28:16,843 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:28:16,843 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:28:16,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:28:16,843 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:28:16,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:28:16,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:28:16,843 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:28:16,843 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:28:16,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:28:16,844 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:28:16,844 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:28:16,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:28:16,844 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:28:16,844 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:28:16,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:28:16,844 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:28:16,845 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:28:16,845 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:28:16,845 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:28:16,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:28:16,845 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_b37037eb-6877-4b25-a8e9-9e29d19b3693/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 -> 7c6f0a8bc653ee68bba5d1e7193079f2216382bf70b295e228b301f341587f5f [2024-11-13 21:28:17,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:28:17,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:28:17,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:28:17,231 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:28:17,232 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:28:17,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem11_label27.c Unable to find full path for "g++" [2024-11-13 21:28:19,261 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:28:19,866 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:28:19,867 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/sv-benchmarks/c/eca-rers2012/Problem11_label27.c [2024-11-13 21:28:19,893 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/bin/ukojak-verify-EEHR8qb7sm/data/d664f6c8c/e8b926369ce346fba2b68d1461e32378/FLAGf19239208 [2024-11-13 21:28:20,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/bin/ukojak-verify-EEHR8qb7sm/data/d664f6c8c/e8b926369ce346fba2b68d1461e32378 [2024-11-13 21:28:20,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:28:20,386 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:28:20,392 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:28:20,392 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:28:20,402 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:28:20,407 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:28:20" (1/1) ... [2024-11-13 21:28:20,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b898c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:20, skipping insertion in model container [2024-11-13 21:28:20,410 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:28:20" (1/1) ... [2024-11-13 21:28:20,470 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:28:20,678 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_b37037eb-6877-4b25-a8e9-9e29d19b3693/sv-benchmarks/c/eca-rers2012/Problem11_label27.c[6152,6165] [2024-11-13 21:28:20,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:28:20,942 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:28:20,969 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_b37037eb-6877-4b25-a8e9-9e29d19b3693/sv-benchmarks/c/eca-rers2012/Problem11_label27.c[6152,6165] [2024-11-13 21:28:21,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:28:21,121 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:28:21,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:21 WrapperNode [2024-11-13 21:28:21,122 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:28:21,123 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:28:21,123 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:28:21,123 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:28:21,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:21" (1/1) ... [2024-11-13 21:28:21,161 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:21" (1/1) ... [2024-11-13 21:28:21,291 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2024-11-13 21:28:21,292 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:28:21,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:28:21,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:28:21,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:28:21,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:21" (1/1) ... [2024-11-13 21:28:21,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:21" (1/1) ... [2024-11-13 21:28:21,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:21" (1/1) ... [2024-11-13 21:28:21,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:21" (1/1) ... [2024-11-13 21:28:21,376 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:21" (1/1) ... [2024-11-13 21:28:21,386 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:21" (1/1) ... [2024-11-13 21:28:21,396 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:21" (1/1) ... [2024-11-13 21:28:21,405 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:21" (1/1) ... [2024-11-13 21:28:21,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:28:21,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:28:21,443 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:28:21,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:28:21,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:21" (1/1) ... [2024-11-13 21:28:21,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:28:21,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:28:21,577 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:28:21,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:28:21,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:28:21,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:28:21,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:28:21,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:28:21,718 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:28:21,720 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:28:24,327 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-11-13 21:28:24,327 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:28:31,352 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:28:31,352 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:28:31,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:31 BoogieIcfgContainer [2024-11-13 21:28:31,353 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:28:31,354 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:28:31,355 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:28:31,367 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:28:31,367 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:31" (1/1) ... [2024-11-13 21:28:31,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:28:31,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:31,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 21:28:31,443 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 21:28:31,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:28:31,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:31,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:28:31,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:31,755 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 21:28:31,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:31,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-13 21:28:31,906 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-13 21:28:31,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:28:31,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:31,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:28:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:14,256 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:24,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:29:34,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:29:34,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:34,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-11-13 21:29:34,688 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-11-13 21:29:34,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:29:34,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:34,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:03,710 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:31:04,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:04,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2024-11-13 21:31:04,976 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2024-11-13 21:31:04,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:31:04,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:04,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:33,484 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:32:33,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:33,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 33 states and 58 transitions. [2024-11-13 21:32:33,777 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 58 transitions. [2024-11-13 21:32:33,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:32:33,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:33,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:32:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:33:30,850 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 21:33:37,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.94s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:33:38,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:33:38,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 74 transitions. [2024-11-13 21:33:38,354 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 74 transitions. [2024-11-13 21:33:38,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:33:38,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:33:38,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:33:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:35,292 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 21:34:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:35,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 43 states and 77 transitions. [2024-11-13 21:34:35,595 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 77 transitions. [2024-11-13 21:34:35,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:34:35,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:35,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:33,937 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 21:35:34,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:34,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 46 states and 80 transitions. [2024-11-13 21:35:34,300 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 80 transitions. [2024-11-13 21:35:34,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:35:34,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:34,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:35:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:35,593 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 21:36:36,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:36,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 31 states and 56 transitions. [2024-11-13 21:36:36,690 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 56 transitions. [2024-11-13 21:36:36,690 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:36:36,691 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2024-11-13 21:36:36,706 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:36:37,320 INFO L77 FloydHoareUtils]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2024-11-13 21:36:37,321 INFO L77 FloydHoareUtils]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (and (or (< ~a29~0 141) (< 138 ~a23~0) (< (+ ~a23~0 42) 0) (< 245 ~a29~0) (not (= ~a25~0 12)) (not (= ~a4~0 1))) (= ~a3~0 1) (= ~a8~0 15)) [2024-11-13 21:36:37,321 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:36:37,321 INFO L77 FloydHoareUtils]: At program point L1049(line 1049) the Hoare annotation is: (and (or (< ~a29~0 141) (< 138 ~a23~0) (< (+ ~a23~0 42) 0) (< 245 ~a29~0) (not (= ~a25~0 12)) (not (= ~a4~0 1))) (= ~a3~0 1) (= ~a8~0 15)) [2024-11-13 21:36:37,321 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 142) no Hoare annotation was computed. [2024-11-13 21:36:37,322 INFO L77 FloydHoareUtils]: At program point L138-1(lines 32 1036) the Hoare annotation is: (let ((.cse0 (= ~a3~0 1)) (.cse1 (= ~a8~0 15))) (or (and (or (< ~a29~0 141) (< (+ ~a23~0 42) 0) (< 245 ~a29~0) (not (= ~a4~0 1))) .cse0 .cse1) (and (or (< 159 ~a23~0) (not (= ~a25~0 12))) .cse0 .cse1))) [2024-11-13 21:36:37,322 INFO L77 FloydHoareUtils]: At program point L141-1(lines 32 1036) the Hoare annotation is: (and (or (< ~a29~0 141) (< 138 ~a23~0) (< (+ ~a23~0 42) 0) (< 245 ~a29~0) (not (= ~a25~0 12)) (not (= ~a4~0 1))) (= ~a3~0 1) (= ~a8~0 15)) [2024-11-13 21:36:37,322 INFO L75 FloydHoareUtils]: For program point L142(line 142) no Hoare annotation was computed. [2024-11-13 21:36:37,322 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:36:37,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:36:37 ImpRootNode [2024-11-13 21:36:37,339 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:36:37,340 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:36:37,340 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:36:37,341 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:36:37,342 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:31" (3/4) ... [2024-11-13 21:36:37,344 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:36:37,373 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 272 nodes and edges [2024-11-13 21:36:37,375 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-13 21:36:37,377 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 21:36:37,378 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:36:37,577 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:36:37,577 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:36:37,577 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:36:37,580 INFO L158 Benchmark]: Toolchain (without parser) took 497192.69ms. Allocated memory was 142.6MB in the beginning and 788.5MB in the end (delta: 645.9MB). Free memory was 97.9MB in the beginning and 400.1MB in the end (delta: -302.2MB). Peak memory consumption was 345.5MB. Max. memory is 16.1GB. [2024-11-13 21:36:37,580 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:37,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 730.55ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 55.0MB in the end (delta: 42.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 21:36:37,581 INFO L158 Benchmark]: Boogie Procedure Inliner took 169.51ms. Allocated memory is still 142.6MB. Free memory was 55.0MB in the beginning and 38.1MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:36:37,581 INFO L158 Benchmark]: Boogie Preprocessor took 144.93ms. Allocated memory is still 142.6MB. Free memory was 38.1MB in the beginning and 28.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:36:37,581 INFO L158 Benchmark]: RCFGBuilder took 9914.21ms. Allocated memory was 142.6MB in the beginning and 889.2MB in the end (delta: 746.6MB). Free memory was 28.7MB in the beginning and 367.6MB in the end (delta: -338.9MB). Peak memory consumption was 516.5MB. Max. memory is 16.1GB. [2024-11-13 21:36:37,581 INFO L158 Benchmark]: CodeCheck took 485985.55ms. Allocated memory was 889.2MB in the beginning and 788.5MB in the end (delta: -100.7MB). Free memory was 367.6MB in the beginning and 416.8MB in the end (delta: -49.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:37,582 INFO L158 Benchmark]: Witness Printer took 237.54ms. Allocated memory is still 788.5MB. Free memory was 416.8MB in the beginning and 400.1MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:36:37,586 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, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 485.3s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 14 mSolverCounterUnknown, 395 SdHoareTripleChecker+Valid, 174.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 343 mSDsluCounter, 386 SdHoareTripleChecker+Invalid, 174.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 236 mSDsCounter, 190 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 953 IncrementalHoareTripleChecker+Invalid, 1157 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 190 mSolverCounterUnsat, 150 mSDtfsCounter, 953 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1106 GetRequests, 989 SyntacticMatches, 43 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2559 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 4.4s SatisfiabilityAnalysisTime, 449.0s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 1374 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 60/122 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 - PositiveResult [Line: 142]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: ((((((((a29 < 141) || (138 < a23)) || (((long long) a23 + 42) < 0)) || (245 < a29)) || (a25 != 12)) || (a4 != 1)) && (a3 == 1)) && (a8 == 15)) - InvariantResult [Line: 32]: Location Invariant Derived location invariant: ((((((((a29 < 141) || (138 < a23)) || (((long long) a23 + 42) < 0)) || (245 < a29)) || (a25 != 12)) || (a4 != 1)) && (a3 == 1)) && (a8 == 15)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 730.55ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 55.0MB in the end (delta: 42.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 169.51ms. Allocated memory is still 142.6MB. Free memory was 55.0MB in the beginning and 38.1MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 144.93ms. Allocated memory is still 142.6MB. Free memory was 38.1MB in the beginning and 28.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 9914.21ms. Allocated memory was 142.6MB in the beginning and 889.2MB in the end (delta: 746.6MB). Free memory was 28.7MB in the beginning and 367.6MB in the end (delta: -338.9MB). Peak memory consumption was 516.5MB. Max. memory is 16.1GB. * CodeCheck took 485985.55ms. Allocated memory was 889.2MB in the beginning and 788.5MB in the end (delta: -100.7MB). Free memory was 367.6MB in the beginning and 416.8MB in the end (delta: -49.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 237.54ms. Allocated memory is still 788.5MB. Free memory was 416.8MB in the beginning and 400.1MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 21:36:37,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37037eb-6877-4b25-a8e9-9e29d19b3693/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 Result: TRUE