./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label44.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_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label44.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3 --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 16a882266f214f7bbe3e2aa4aa7afa01c1567a6c47ab95da663021c70813ff8b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:35:29,372 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:35:29,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:35:29,468 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:35:29,469 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:35:29,489 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:35:29,490 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:35:29,490 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:35:29,490 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:35:29,490 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:35:29,490 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:35:29,490 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:35:29,491 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:35:29,491 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:35:29,491 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:35:29,491 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:35:29,491 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:35:29,491 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:35:29,491 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:35:29,491 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:35:29,491 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:35:29,491 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:35:29,491 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:35:29,492 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:35:29,492 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:35:29,492 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:35:29,492 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:35:29,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:35:29,493 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:35:29,493 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:35:29,493 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:35:29,493 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:35:29,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:35:29,494 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_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3 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 -> 16a882266f214f7bbe3e2aa4aa7afa01c1567a6c47ab95da663021c70813ff8b [2024-11-25 04:35:29,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:35:29,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:35:29,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:35:29,828 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:35:29,829 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:35:29,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/eca-rers2012/Problem11_label44.c [2024-11-25 04:35:32,762 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/data/e5b83dd0e/7652b526ffc847b7a66abafb39005bf3/FLAG527632809 [2024-11-25 04:35:33,210 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:35:33,211 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/sv-benchmarks/c/eca-rers2012/Problem11_label44.c [2024-11-25 04:35:33,234 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/data/e5b83dd0e/7652b526ffc847b7a66abafb39005bf3/FLAG527632809 [2024-11-25 04:35:33,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/data/e5b83dd0e/7652b526ffc847b7a66abafb39005bf3 [2024-11-25 04:35:33,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:35:33,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:35:33,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:35:33,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:35:33,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:35:33,367 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:35:33" (1/1) ... [2024-11-25 04:35:33,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@676e7727 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:33, skipping insertion in model container [2024-11-25 04:35:33,368 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:35:33" (1/1) ... [2024-11-25 04:35:33,434 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:35:33,626 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_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/sv-benchmarks/c/eca-rers2012/Problem11_label44.c[3841,3854] [2024-11-25 04:35:33,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:35:33,964 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:35:33,995 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_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/sv-benchmarks/c/eca-rers2012/Problem11_label44.c[3841,3854] [2024-11-25 04:35:34,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:35:34,158 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:35:34,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:34 WrapperNode [2024-11-25 04:35:34,159 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:35:34,160 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:35:34,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:35:34,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:35:34,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:34" (1/1) ... [2024-11-25 04:35:34,204 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:34" (1/1) ... [2024-11-25 04:35:34,338 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2024-11-25 04:35:34,339 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:35:34,339 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:35:34,339 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:35:34,340 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:35:34,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:34" (1/1) ... [2024-11-25 04:35:34,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:34" (1/1) ... [2024-11-25 04:35:34,363 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:34" (1/1) ... [2024-11-25 04:35:34,363 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:34" (1/1) ... [2024-11-25 04:35:34,430 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:34" (1/1) ... [2024-11-25 04:35:34,434 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:34" (1/1) ... [2024-11-25 04:35:34,452 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:34" (1/1) ... [2024-11-25 04:35:34,469 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:34" (1/1) ... [2024-11-25 04:35:34,479 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:34" (1/1) ... [2024-11-25 04:35:34,492 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:35:34,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:35:34,495 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:35:34,495 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:35:34,496 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:34" (1/1) ... [2024-11-25 04:35:34,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:35:34,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:35:34,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:35:34,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:35:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:35:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:35:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:35:34,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:35:34,630 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:35:34,632 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:35:36,761 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-11-25 04:35:36,762 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:35:44,218 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:35:44,219 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:35:44,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:35:44 BoogieIcfgContainer [2024-11-25 04:35:44,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:35:44,220 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:35:44,220 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:35:44,231 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:35:44,231 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:35:44" (1/1) ... [2024-11-25 04:35:44,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:35:44,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:44,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-25 04:35:44,314 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-25 04:35:44,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 04:35:44,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:44,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:35:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:44,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:35:44,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:44,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-25 04:35:44,771 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-25 04:35:44,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:35:44,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:44,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:35:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:25,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:36:26,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:26,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-11-25 04:36:26,238 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-11-25 04:36:26,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:36:26,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:26,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:43,180 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:44,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:44,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 51 transitions. [2024-11-25 04:37:44,484 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 51 transitions. [2024-11-25 04:37:44,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:37:44,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:44,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:37:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:54,968 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:38:55,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:55,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 56 transitions. [2024-11-25 04:38:55,238 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 56 transitions. [2024-11-25 04:38:55,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:38:55,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:55,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:38:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:57,241 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 04:39:58,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:58,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2024-11-25 04:39:58,716 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2024-11-25 04:39:58,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:39:58,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:58,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:40:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:40:57,591 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 04:40:57,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:40:57,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 75 transitions. [2024-11-25 04:40:57,909 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 75 transitions. [2024-11-25 04:40:57,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:40:57,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:40:57,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:40:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:41:55,199 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 04:41:55,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:41:55,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2024-11-25 04:41:55,505 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2024-11-25 04:41:55,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:41:55,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:41:55,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:41:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-25 04:43:13,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:43:13,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 54 transitions. [2024-11-25 04:43:13,751 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2024-11-25 04:43:13,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 04:43:13,752 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2024-11-25 04:43:13,760 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 04:43:14,415 INFO L77 FloydHoareUtils]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2024-11-25 04:43:14,416 INFO L77 FloydHoareUtils]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (not (let ((.cse0 (= ~a4~0 1))) (and (not (and .cse0 (= ~a23~0 312) (= ~a25~0 10) (<= ~a29~0 130))) (not (and (= ~a3~0 1) (= ~a8~0 15) (or (< ~a29~0 141) (< 245 ~a29~0) (< 306 ~a23~0) (not .cse0) (not (= ~a25~0 9)) (< ~a23~0 139))))))) [2024-11-25 04:43:14,416 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 04:43:14,416 INFO L77 FloydHoareUtils]: At program point L1049(line 1049) the Hoare annotation is: (not (let ((.cse0 (= ~a4~0 1))) (and (not (and .cse0 (= ~a23~0 312) (= ~a25~0 10) (<= ~a29~0 130))) (not (and (= ~a3~0 1) (= ~a8~0 15) (or (< ~a29~0 141) (< 245 ~a29~0) (< 306 ~a23~0) (not .cse0) (not (= ~a25~0 9)) (< ~a23~0 139))))))) [2024-11-25 04:43:14,416 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 94) no Hoare annotation was computed. [2024-11-25 04:43:14,416 INFO L77 FloydHoareUtils]: At program point L90-1(lines 32 1036) the Hoare annotation is: (not (let ((.cse0 (= ~a4~0 1))) (and (not (and .cse0 (= ~a23~0 312) (= ~a25~0 10) (<= ~a29~0 130))) (not (and (= ~a3~0 1) (= ~a8~0 15) (or (< ~a29~0 141) (< 245 ~a29~0) (< 306 ~a23~0) (not .cse0) (not (= ~a25~0 9)) (< ~a23~0 139))))))) [2024-11-25 04:43:14,416 INFO L77 FloydHoareUtils]: At program point L93-1(lines 32 1036) the Hoare annotation is: (not (let ((.cse0 (= ~a4~0 1))) (and (not (and .cse0 (= ~a23~0 312) (= ~a25~0 10) (<= ~a29~0 130))) (not (and (= ~a3~0 1) (= ~a8~0 15) (or (< ~a29~0 141) (< 245 ~a29~0) (< 306 ~a23~0) (not .cse0) (not (= ~a25~0 9)) (< ~a23~0 139))))))) [2024-11-25 04:43:14,417 INFO L75 FloydHoareUtils]: For program point L94(line 94) no Hoare annotation was computed. [2024-11-25 04:43:14,417 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 04:43:14,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:43:14 ImpRootNode [2024-11-25 04:43:14,430 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:43:14,431 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:43:14,431 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:43:14,431 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:43:14,432 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:35:44" (3/4) ... [2024-11-25 04:43:14,434 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 04:43:14,453 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 272 nodes and edges [2024-11-25 04:43:14,455 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-25 04:43:14,457 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-25 04:43:14,458 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 04:43:14,660 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:43:14,661 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:43:14,661 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:43:14,664 INFO L158 Benchmark]: Toolchain (without parser) took 461307.62ms. Allocated memory was 117.4MB in the beginning and 2.9GB in the end (delta: 2.8GB). Free memory was 89.6MB in the beginning and 2.5GB in the end (delta: -2.4GB). Peak memory consumption was 336.7MB. Max. memory is 16.1GB. [2024-11-25 04:43:14,664 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:43:14,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 804.27ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 46.8MB in the end (delta: 42.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 04:43:14,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 178.42ms. Allocated memory is still 117.4MB. Free memory was 46.8MB in the beginning and 79.2MB in the end (delta: -32.4MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2024-11-25 04:43:14,665 INFO L158 Benchmark]: Boogie Preprocessor took 152.77ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 69.7MB in the end (delta: 9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:43:14,665 INFO L158 Benchmark]: RCFGBuilder took 9725.43ms. Allocated memory was 117.4MB in the beginning and 906.0MB in the end (delta: 788.5MB). Free memory was 69.7MB in the beginning and 752.7MB in the end (delta: -683.0MB). Peak memory consumption was 597.0MB. Max. memory is 16.1GB. [2024-11-25 04:43:14,666 INFO L158 Benchmark]: CodeCheck took 450210.00ms. Allocated memory was 906.0MB in the beginning and 2.9GB in the end (delta: 2.0GB). Free memory was 752.7MB in the beginning and 2.5GB in the end (delta: -1.8GB). Peak memory consumption was 192.0MB. Max. memory is 16.1GB. [2024-11-25 04:43:14,666 INFO L158 Benchmark]: Witness Printer took 230.04ms. Allocated memory is still 2.9GB. Free memory was 2.5GB in the beginning and 2.5GB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:43:14,669 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: 449.5s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 373 SdHoareTripleChecker+Valid, 10.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 321 mSDsluCounter, 362 SdHoareTripleChecker+Invalid, 9.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 220 mSDsCounter, 168 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 883 IncrementalHoareTripleChecker+Invalid, 1051 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 168 mSolverCounterUnsat, 142 mSDtfsCounter, 883 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1085 GetRequests, 979 SyntacticMatches, 44 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1682 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 5.2s SatisfiabilityAnalysisTime, 439.1s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 1347 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 94]: 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: !(!((((a4 == 1) && (a23 == 312)) && (a25 == 10)) && (a29 <= 130)) && !(((a3 == 1) && (a8 == 15)) && ((((((a29 < 141) || (245 < a29)) || (306 < a23)) || (a4 != 1)) || (a25 != 9)) || (a23 < 139)))) - InvariantResult [Line: 32]: Location Invariant Derived location invariant: !(!((((a4 == 1) && (a23 == 312)) && (a25 == 10)) && (a29 <= 130)) && !(((a3 == 1) && (a8 == 15)) && ((((((a29 < 141) || (245 < a29)) || (306 < a23)) || (a4 != 1)) || (a25 != 9)) || (a23 < 139)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 804.27ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 46.8MB in the end (delta: 42.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 178.42ms. Allocated memory is still 117.4MB. Free memory was 46.8MB in the beginning and 79.2MB in the end (delta: -32.4MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 152.77ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 69.7MB in the end (delta: 9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 9725.43ms. Allocated memory was 117.4MB in the beginning and 906.0MB in the end (delta: 788.5MB). Free memory was 69.7MB in the beginning and 752.7MB in the end (delta: -683.0MB). Peak memory consumption was 597.0MB. Max. memory is 16.1GB. * CodeCheck took 450210.00ms. Allocated memory was 906.0MB in the beginning and 2.9GB in the end (delta: 2.0GB). Free memory was 752.7MB in the beginning and 2.5GB in the end (delta: -1.8GB). Peak memory consumption was 192.0MB. Max. memory is 16.1GB. * Witness Printer took 230.04ms. Allocated memory is still 2.9GB. Free memory was 2.5GB in the beginning and 2.5GB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 04:43:14,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8eb85a-da5f-4a24-bf19-a3333c9c7b92/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE