./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label49.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_ff322583-303b-422e-85f1-8d8a3f454b69/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/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_ff322583-303b-422e-85f1-8d8a3f454b69/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label49.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/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_ff322583-303b-422e-85f1-8d8a3f454b69/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 ed3a92c264decf07ef3fe9934b7adac3cfdd66377f9f8a3c9a530596f6e34d7c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:51:11,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:51:11,529 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:51:11,533 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:51:11,534 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:51:11,554 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:51:11,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:51:11,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:51:11,556 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:51:11,556 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:51:11,556 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:51:11,556 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:51:11,556 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:51:11,556 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:51:11,556 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:51:11,556 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:51:11,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:51:11,557 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:51:11,557 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:51:11,557 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:51:11,557 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:51:11,557 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:51:11,557 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:51:11,557 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:51:11,557 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:51:11,557 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:51:11,557 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:51:11,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:51:11,558 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:51:11,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:51:11,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:51:11,558 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:51:11,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:51:11,558 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_ff322583-303b-422e-85f1-8d8a3f454b69/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 -> ed3a92c264decf07ef3fe9934b7adac3cfdd66377f9f8a3c9a530596f6e34d7c [2024-12-06 04:51:11,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:51:11,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:51:11,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:51:11,811 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:51:11,812 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:51:11,813 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem14_label49.c [2024-12-06 04:51:14,493 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/bin/ukojak-verify-CZk0znPC7b/data/ccbb7491c/b779dc5e2b914f909d243d06712e000b/FLAGed9f7895d [2024-12-06 04:51:14,733 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:51:14,734 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/sv-benchmarks/c/eca-rers2012/Problem14_label49.c [2024-12-06 04:51:14,747 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/bin/ukojak-verify-CZk0znPC7b/data/ccbb7491c/b779dc5e2b914f909d243d06712e000b/FLAGed9f7895d [2024-12-06 04:51:14,761 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/bin/ukojak-verify-CZk0znPC7b/data/ccbb7491c/b779dc5e2b914f909d243d06712e000b [2024-12-06 04:51:14,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:51:14,765 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:51:14,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:51:14,766 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:51:14,770 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:51:14,771 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:51:14" (1/1) ... [2024-12-06 04:51:14,772 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14a4aac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:14, skipping insertion in model container [2024-12-06 04:51:14,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:51:14" (1/1) ... [2024-12-06 04:51:14,804 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:51:14,977 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_ff322583-303b-422e-85f1-8d8a3f454b69/sv-benchmarks/c/eca-rers2012/Problem14_label49.c[6042,6055] [2024-12-06 04:51:15,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:51:15,110 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:51:15,133 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_ff322583-303b-422e-85f1-8d8a3f454b69/sv-benchmarks/c/eca-rers2012/Problem14_label49.c[6042,6055] [2024-12-06 04:51:15,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:51:15,229 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:51:15,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:15 WrapperNode [2024-12-06 04:51:15,230 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:51:15,231 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:51:15,231 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:51:15,231 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:51:15,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:15" (1/1) ... [2024-12-06 04:51:15,252 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:15" (1/1) ... [2024-12-06 04:51:15,301 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-12-06 04:51:15,302 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:51:15,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:51:15,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:51:15,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:51:15,310 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:15" (1/1) ... [2024-12-06 04:51:15,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:15" (1/1) ... [2024-12-06 04:51:15,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:15" (1/1) ... [2024-12-06 04:51:15,316 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:15" (1/1) ... [2024-12-06 04:51:15,338 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:15" (1/1) ... [2024-12-06 04:51:15,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:15" (1/1) ... [2024-12-06 04:51:15,347 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:15" (1/1) ... [2024-12-06 04:51:15,352 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:15" (1/1) ... [2024-12-06 04:51:15,356 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:15" (1/1) ... [2024-12-06 04:51:15,364 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:51:15,364 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:51:15,365 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:51:15,365 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:51:15,366 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:51:15" (1/1) ... [2024-12-06 04:51:15,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:51:15,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:51:15,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:51:15,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:51:15,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:51:15,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:51:15,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:51:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:51:15,480 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:51:15,482 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:51:16,606 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-12-06 04:51:16,607 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:51:19,392 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:51:19,393 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:51:19,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:51:19 BoogieIcfgContainer [2024-12-06 04:51:19,393 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:51:19,394 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:51:19,394 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:51:19,401 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:51:19,401 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:51:19" (1/1) ... [2024-12-06 04:51:19,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:51:19,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:51:19,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-06 04:51:19,444 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-06 04:51:19,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:51:19,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:51:19,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:51:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:51:19,669 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 04:51:19,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:51:19,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-12-06 04:51:19,760 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-12-06 04:51:19,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:51:19,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:51:19,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:51:19,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:51:35,817 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 04:51:36,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:51:36,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-12-06 04:51:36,168 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-12-06 04:51:36,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:51:36,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:51:36,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:51:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:51:52,587 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 04:51:52,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:51:52,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2024-12-06 04:51:52,868 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2024-12-06 04:51:52,868 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 04:51:52,869 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-12-06 04:51:52,876 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 04:51:52,990 INFO L77 FloydHoareUtils]: At program point L895(line 895) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= 7 ~a15~0)) (not (= ~a21~0 6))) [2024-12-06 04:51:52,990 INFO L77 FloydHoareUtils]: At program point L187-1(lines 30 882) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= 7 ~a15~0)) (not (= ~a21~0 6))) [2024-12-06 04:51:52,990 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 04:51:52,990 INFO L77 FloydHoareUtils]: At program point L190-1(lines 30 882) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= 7 ~a15~0)) (not (= ~a21~0 6))) [2024-12-06 04:51:52,990 INFO L75 FloydHoareUtils]: For program point L191(line 191) no Hoare annotation was computed. [2024-12-06 04:51:52,991 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 191) no Hoare annotation was computed. [2024-12-06 04:51:52,991 INFO L77 FloydHoareUtils]: At program point L884(lines 884 900) the Hoare annotation is: true [2024-12-06 04:51:52,991 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 04:51:52,991 INFO L77 FloydHoareUtils]: At program point L890-2(lines 890 899) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= 7 ~a15~0)) (not (= ~a21~0 6))) [2024-12-06 04:51:53,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:51:53 ImpRootNode [2024-12-06 04:51:53,002 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:51:53,003 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:51:53,003 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:51:53,003 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:51:53,004 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:51:19" (3/4) ... [2024-12-06 04:51:53,006 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 04:51:53,021 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 233 nodes and edges [2024-12-06 04:51:53,022 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-12-06 04:51:53,024 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 04:51:53,025 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 04:51:53,148 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:51:53,148 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:51:53,148 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:51:53,149 INFO L158 Benchmark]: Toolchain (without parser) took 38384.42ms. Allocated memory was 142.6MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 114.5MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 235.3MB. Max. memory is 16.1GB. [2024-12-06 04:51:53,149 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:51:53,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.18ms. Allocated memory is still 142.6MB. Free memory was 114.5MB in the beginning and 82.8MB in the end (delta: 31.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 04:51:53,150 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.89ms. Allocated memory is still 142.6MB. Free memory was 82.8MB in the beginning and 73.6MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:51:53,150 INFO L158 Benchmark]: Boogie Preprocessor took 61.66ms. Allocated memory is still 142.6MB. Free memory was 73.6MB in the beginning and 67.7MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:51:53,151 INFO L158 Benchmark]: RCFGBuilder took 4028.61ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 67.7MB in the beginning and 120.0MB in the end (delta: -52.3MB). Peak memory consumption was 243.1MB. Max. memory is 16.1GB. [2024-12-06 04:51:53,151 INFO L158 Benchmark]: CodeCheck took 33608.77ms. Allocated memory was 411.0MB in the beginning and 2.6GB in the end (delta: 2.2GB). Free memory was 120.0MB in the beginning and 2.3GB in the end (delta: -2.2GB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:51:53,151 INFO L158 Benchmark]: Witness Printer took 145.35ms. Allocated memory is still 2.6GB. Free memory was 2.3GB in the beginning and 2.3GB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:51:53,153 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: 33.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 54 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37 mSDsluCounter, 51 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 27 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 104 IncrementalHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 27 mSolverCounterUnsat, 25 mSDtfsCounter, 104 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 218 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 32.4s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 181 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 10/13 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: 191]: 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: 30]: Location Invariant Derived location invariant: (((((a12 < 12) || (a24 != 1)) || (80 < a12)) || (7 != a15)) || (a21 != 6)) - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((((a12 < 12) || (a24 != 1)) || (80 < a12)) || (7 != a15)) || (a21 != 6)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.18ms. Allocated memory is still 142.6MB. Free memory was 114.5MB in the beginning and 82.8MB in the end (delta: 31.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.89ms. Allocated memory is still 142.6MB. Free memory was 82.8MB in the beginning and 73.6MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.66ms. Allocated memory is still 142.6MB. Free memory was 73.6MB in the beginning and 67.7MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4028.61ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 67.7MB in the beginning and 120.0MB in the end (delta: -52.3MB). Peak memory consumption was 243.1MB. Max. memory is 16.1GB. * CodeCheck took 33608.77ms. Allocated memory was 411.0MB in the beginning and 2.6GB in the end (delta: 2.2GB). Free memory was 120.0MB in the beginning and 2.3GB in the end (delta: -2.2GB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 145.35ms. Allocated memory is still 2.6GB. Free memory was 2.3GB in the beginning and 2.3GB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 04:51:53,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff322583-303b-422e-85f1-8d8a3f454b69/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