./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b --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 35f00e6b65e0a29c377145bf70e7b86b5a41841588cb18c94d5b96b52dc1efc4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:55:24,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:55:24,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:55:24,141 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:55:24,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:55:24,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:55:24,163 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:55:24,163 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:55:24,164 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:55:24,164 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:55:24,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:55:24,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:55:24,164 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:55:24,164 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:55:24,164 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:55:24,164 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:55:24,165 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:55:24,165 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:55:24,165 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:55:24,165 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:55:24,165 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:55:24,165 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:55:24,165 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:55:24,165 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:55:24,165 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:55:24,165 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:55:24,165 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:55:24,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:55:24,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:55:24,166 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:55:24,166 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:55:24,166 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:55:24,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:55:24,166 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_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b 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 -> 35f00e6b65e0a29c377145bf70e7b86b5a41841588cb18c94d5b96b52dc1efc4 [2024-12-06 00:55:24,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:55:24,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:55:24,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:55:24,420 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:55:24,420 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:55:24,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem16_label24.c [2024-12-06 00:55:27,042 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/data/91ed800e9/2e319414ec4f40d2960a496d0a90423b/FLAGbfb39356b [2024-12-06 00:55:27,366 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:55:27,366 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/sv-benchmarks/c/eca-rers2012/Problem16_label24.c [2024-12-06 00:55:27,383 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/data/91ed800e9/2e319414ec4f40d2960a496d0a90423b/FLAGbfb39356b [2024-12-06 00:55:27,585 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/data/91ed800e9/2e319414ec4f40d2960a496d0a90423b [2024-12-06 00:55:27,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:55:27,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:55:27,590 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:55:27,590 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:55:27,594 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:55:27,594 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:55:27" (1/1) ... [2024-12-06 00:55:27,595 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a669581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:27, skipping insertion in model container [2024-12-06 00:55:27,595 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:55:27" (1/1) ... [2024-12-06 00:55:27,634 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:55:27,801 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_b2ca5301-14ba-4c1a-b70b-51d722c11892/sv-benchmarks/c/eca-rers2012/Problem16_label24.c[5513,5526] [2024-12-06 00:55:28,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:55:28,061 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:55:28,079 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_b2ca5301-14ba-4c1a-b70b-51d722c11892/sv-benchmarks/c/eca-rers2012/Problem16_label24.c[5513,5526] [2024-12-06 00:55:28,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:55:28,250 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:55:28,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:28 WrapperNode [2024-12-06 00:55:28,250 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:55:28,251 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:55:28,251 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:55:28,251 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:55:28,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:28" (1/1) ... [2024-12-06 00:55:28,278 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:28" (1/1) ... [2024-12-06 00:55:28,361 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1769 [2024-12-06 00:55:28,361 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:55:28,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:55:28,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:55:28,362 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:55:28,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:28" (1/1) ... [2024-12-06 00:55:28,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:28" (1/1) ... [2024-12-06 00:55:28,374 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:28" (1/1) ... [2024-12-06 00:55:28,374 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:28" (1/1) ... [2024-12-06 00:55:28,414 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:28" (1/1) ... [2024-12-06 00:55:28,422 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:28" (1/1) ... [2024-12-06 00:55:28,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:28" (1/1) ... [2024-12-06 00:55:28,446 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:28" (1/1) ... [2024-12-06 00:55:28,452 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:28" (1/1) ... [2024-12-06 00:55:28,466 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:55:28,467 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:55:28,467 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:55:28,467 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:55:28,468 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:28" (1/1) ... [2024-12-06 00:55:28,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:55:28,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:55:28,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:55:28,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:55:28,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:55:28,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:55:28,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:55:28,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:55:28,560 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:55:28,562 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:55:30,656 INFO L? ?]: Removed 276 outVars from TransFormulas that were not future-live. [2024-12-06 00:55:30,656 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:55:42,818 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:55:42,818 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:55:42,818 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:55:42 BoogieIcfgContainer [2024-12-06 00:55:42,818 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:55:42,819 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:55:42,819 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:55:42,826 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:55:42,826 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:55:42" (1/1) ... [2024-12-06 00:55:42,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:55:42,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:42,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-06 00:55:42,877 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-06 00:55:42,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:55:42,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:42,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:55:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:43,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:55:43,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:43,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-12-06 00:55:43,327 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-12-06 00:55:43,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:55:43,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:43,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:55:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:33,349 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:57:33,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:33,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-12-06 00:57:33,939 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-12-06 00:57:33,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:57:33,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:33,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:34,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:02,395 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:02:03,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:03,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-12-06 01:02:03,523 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-12-06 01:02:03,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 01:02:03,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:03,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:02:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:04:35,109 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 01:04:35,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:04:35,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 47 transitions. [2024-12-06 01:04:35,428 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2024-12-06 01:04:35,429 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 01:04:35,429 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-12-06 01:04:35,437 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 01:04:35,617 INFO L77 FloydHoareUtils]: At program point L169-1(lines 33 1502) the Hoare annotation is: (or (not (= ~a12~0 6)) (< (+ ~a18~0 155) 0) (< 0 (+ ~a18~0 79)) (not (= ~a15~0 3)) (not (= ~a16~0 9))) [2024-12-06 01:04:35,617 INFO L77 FloydHoareUtils]: At program point L172-1(lines 33 1502) the Hoare annotation is: (or (not (= ~a12~0 6)) (< (+ ~a18~0 155) 0) (< 0 (+ ~a18~0 79)) (not (= ~a15~0 3)) (not (= ~a16~0 9))) [2024-12-06 01:04:35,617 INFO L75 FloydHoareUtils]: For program point L173(line 173) no Hoare annotation was computed. [2024-12-06 01:04:35,617 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 01:04:35,617 INFO L77 FloydHoareUtils]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2024-12-06 01:04:35,617 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 173) no Hoare annotation was computed. [2024-12-06 01:04:35,618 INFO L77 FloydHoareUtils]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (or (not (= ~a12~0 6)) (< (+ ~a18~0 155) 0) (< 0 (+ ~a18~0 79)) (not (= ~a15~0 3)) (not (= ~a16~0 9))) [2024-12-06 01:04:35,618 INFO L77 FloydHoareUtils]: At program point L1788(line 1788) the Hoare annotation is: (or (not (= ~a12~0 6)) (< (+ ~a18~0 155) 0) (< 0 (+ ~a18~0 79)) (not (= ~a15~0 3)) (not (= ~a16~0 9))) [2024-12-06 01:04:35,618 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 01:04:35,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:04:35 ImpRootNode [2024-12-06 01:04:35,628 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:04:35,628 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:04:35,628 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:04:35,628 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:04:35,629 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:55:42" (3/4) ... [2024-12-06 01:04:35,631 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 01:04:35,651 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 384 nodes and edges [2024-12-06 01:04:35,652 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-12-06 01:04:35,654 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 01:04:35,655 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 01:04:35,779 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 01:04:35,779 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 01:04:35,779 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:04:35,780 INFO L158 Benchmark]: Toolchain (without parser) took 548191.68ms. Allocated memory was 142.6MB in the beginning and 4.7GB in the end (delta: 4.6GB). Free memory was 114.4MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. [2024-12-06 01:04:35,780 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:04:35,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 661.09ms. Allocated memory is still 142.6MB. Free memory was 114.3MB in the beginning and 105.6MB in the end (delta: 8.7MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. [2024-12-06 01:04:35,781 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.17ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 82.7MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:04:35,781 INFO L158 Benchmark]: Boogie Preprocessor took 104.92ms. Allocated memory is still 142.6MB. Free memory was 82.7MB in the beginning and 69.5MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:04:35,781 INFO L158 Benchmark]: RCFGBuilder took 14351.37ms. Allocated memory was 142.6MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 69.5MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-12-06 01:04:35,782 INFO L158 Benchmark]: CodeCheck took 532808.43ms. Allocated memory was 2.8GB in the beginning and 4.7GB in the end (delta: 1.9GB). Free memory was 1.9GB in the beginning and 2.3GB in the end (delta: -386.0MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-12-06 01:04:35,782 INFO L158 Benchmark]: Witness Printer took 150.79ms. Allocated memory is still 4.7GB. Free memory was 2.3GB in the beginning and 2.2GB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:04:35,784 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: 532.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 112 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 94 mSDsluCounter, 106 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 57 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 259 IncrementalHoareTripleChecker+Invalid, 316 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 57 mSolverCounterUnsat, 46 mSDtfsCounter, 259 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 401 GetRequests, 350 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1007 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 529.0s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 40 ConstructedInterpolants, 0 QuantifiedInterpolants, 373 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 21/34 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 173]: 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: 33]: Location Invariant Derived location invariant: (((((a12 != 6) || (((long long) a18 + 155) < 0)) || (0 < ((long long) a18 + 79))) || (a15 != 3)) || (a16 != 9)) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((a12 != 6) || (((long long) a18 + 155) < 0)) || (0 < ((long long) a18 + 79))) || (a15 != 3)) || (a16 != 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 661.09ms. Allocated memory is still 142.6MB. Free memory was 114.3MB in the beginning and 105.6MB in the end (delta: 8.7MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.17ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 82.7MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.92ms. Allocated memory is still 142.6MB. Free memory was 82.7MB in the beginning and 69.5MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 14351.37ms. Allocated memory was 142.6MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 69.5MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * CodeCheck took 532808.43ms. Allocated memory was 2.8GB in the beginning and 4.7GB in the end (delta: 1.9GB). Free memory was 1.9GB in the beginning and 2.3GB in the end (delta: -386.0MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. * Witness Printer took 150.79ms. Allocated memory is still 4.7GB. Free memory was 2.3GB in the beginning and 2.2GB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 01:04:35,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ca5301-14ba-4c1a-b70b-51d722c11892/bin/ukojak-verify-CZk0znPC7b/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