./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ba084f2fa236db54388aca511060366bb6c01451f2201814c167025a30650a8b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:56:27,860 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:56:27,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:56:27,953 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:56:27,953 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:56:27,976 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:56:27,976 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:56:27,977 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:56:27,977 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:56:27,977 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:56:27,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:56:27,977 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:56:27,977 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:56:27,978 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:56:27,978 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:56:27,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:56:27,978 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:56:27,978 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:56:27,978 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:56:27,978 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:56:27,978 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:56:27,979 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:56:27,979 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:56:27,979 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:56:27,979 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:56:27,979 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:56:27,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:56:27,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:56:27,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:56:27,982 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:56:27,982 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:56:27,982 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:56:27,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:56:27,982 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_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba084f2fa236db54388aca511060366bb6c01451f2201814c167025a30650a8b [2024-11-13 21:56:28,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:56:28,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:56:28,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:56:28,333 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:56:28,336 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:56:28,337 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem11_label32.c Unable to find full path for "g++" [2024-11-13 21:56:30,221 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:56:30,619 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:56:30,620 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/sv-benchmarks/c/eca-rers2012/Problem11_label32.c [2024-11-13 21:56:30,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/data/16c036926/d8efc97bc9664d55858aaca00414d49c/FLAGdc74d58f0 [2024-11-13 21:56:30,781 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/data/16c036926/d8efc97bc9664d55858aaca00414d49c [2024-11-13 21:56:30,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:56:30,785 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:56:30,787 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:56:30,787 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:56:30,791 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:56:30,792 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:56:30" (1/1) ... [2024-11-13 21:56:30,793 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@556b5ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:30, skipping insertion in model container [2024-11-13 21:56:30,793 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:56:30" (1/1) ... [2024-11-13 21:56:30,840 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:56:31,050 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_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/sv-benchmarks/c/eca-rers2012/Problem11_label32.c[5857,5870] [2024-11-13 21:56:31,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:56:31,317 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:56:31,340 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_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/sv-benchmarks/c/eca-rers2012/Problem11_label32.c[5857,5870] [2024-11-13 21:56:31,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:56:31,482 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:56:31,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:31 WrapperNode [2024-11-13 21:56:31,483 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:56:31,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:56:31,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:56:31,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:56:31,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:31" (1/1) ... [2024-11-13 21:56:31,520 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:31" (1/1) ... [2024-11-13 21:56:31,707 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2024-11-13 21:56:31,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:56:31,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:56:31,709 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:56:31,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:56:31,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:31" (1/1) ... [2024-11-13 21:56:31,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:31" (1/1) ... [2024-11-13 21:56:31,731 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:31" (1/1) ... [2024-11-13 21:56:31,732 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:31" (1/1) ... [2024-11-13 21:56:31,794 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:31" (1/1) ... [2024-11-13 21:56:31,814 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:31" (1/1) ... [2024-11-13 21:56:31,825 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:31" (1/1) ... [2024-11-13 21:56:31,835 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:31" (1/1) ... [2024-11-13 21:56:31,854 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:56:31,855 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:56:31,856 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:56:31,857 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:56:31,858 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:56:31" (1/1) ... [2024-11-13 21:56:31,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:56:31,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:56:31,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:56:31,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:56:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:56:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:56:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:56:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:56:32,017 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:56:32,019 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:56:34,131 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-11-13 21:56:34,132 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:56:41,481 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:56:41,482 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:56:41,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:56:41 BoogieIcfgContainer [2024-11-13 21:56:41,482 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:56:41,483 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:56:41,483 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:56:41,492 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:56:41,492 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:56:41" (1/1) ... [2024-11-13 21:56:41,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:56:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:41,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 21:56:41,550 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 21:56:41,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:56:41,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:41,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:41,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:41,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:41,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-13 21:56:41,985 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-13 21:56:41,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:56:41,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:41,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:21,370 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:22,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:57:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:22,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-11-13 21:57:22,837 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-11-13 21:57:22,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:57:22,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:22,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:56,378 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:58:59,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:58:59,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:59,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2024-11-13 21:58:59,583 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2024-11-13 21:58:59,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:58:59,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:59,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:58:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:00:25,825 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:00:26,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:00:26,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 33 states and 58 transitions. [2024-11-13 22:00:26,169 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 58 transitions. [2024-11-13 22:00:26,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:00:26,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:00:26,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:00:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:18,939 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:01:21,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:01:21,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:21,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 74 transitions. [2024-11-13 22:01:21,246 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 74 transitions. [2024-11-13 22:01:21,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:01:21,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:21,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:17,768 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:02:18,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:18,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 43 states and 77 transitions. [2024-11-13 22:02:18,175 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 77 transitions. [2024-11-13 22:02:18,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:02:18,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:18,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:08,684 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:03:09,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:09,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 46 states and 80 transitions. [2024-11-13 22:03:09,051 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 80 transitions. [2024-11-13 22:03:09,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:03:09,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:09,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:19,984 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 22:04:20,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:20,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 31 states and 56 transitions. [2024-11-13 22:04:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 56 transitions. [2024-11-13 22:04:20,348 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:04:20,348 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2024-11-13 22:04:20,356 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:04:21,061 INFO L77 FloydHoareUtils]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2024-11-13 22:04:21,061 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) (<= ~a29~0 130))) (not (and (= ~a3~0 1) (or (< 138 ~a23~0) (< (+ ~a23~0 42) 0) (not (= ~a25~0 12)) (< 277 ~a29~0) (not .cse0) (< ~a29~0 246)) (= ~a8~0 15)))))) [2024-11-13 22:04:21,062 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:04:21,062 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) (<= ~a29~0 130))) (not (and (= ~a3~0 1) (or (< 138 ~a23~0) (< (+ ~a23~0 42) 0) (not (= ~a25~0 12)) (< 277 ~a29~0) (not .cse0) (< ~a29~0 246)) (= ~a8~0 15)))))) [2024-11-13 22:04:21,062 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2024-11-13 22:04:21,063 INFO L77 FloydHoareUtils]: At program point L132-1(lines 32 1036) the Hoare annotation is: (not (let ((.cse0 (= ~a4~0 1))) (and (not (and .cse0 (= ~a23~0 312) (<= ~a29~0 130))) (not (and (= ~a3~0 1) (or (< 138 ~a23~0) (< (+ ~a23~0 42) 0) (not (= ~a25~0 12)) (< 277 ~a29~0) (not .cse0) (< ~a29~0 246)) (= ~a8~0 15)))))) [2024-11-13 22:04:21,063 INFO L77 FloydHoareUtils]: At program point L135-1(lines 32 1036) the Hoare annotation is: (not (let ((.cse0 (= ~a4~0 1))) (and (not (and .cse0 (= ~a23~0 312) (<= ~a29~0 130))) (not (and (= ~a3~0 1) (or (< 138 ~a23~0) (< (+ ~a23~0 42) 0) (not (= ~a25~0 12)) (< 277 ~a29~0) (not .cse0) (< ~a29~0 246)) (= ~a8~0 15)))))) [2024-11-13 22:04:21,063 INFO L75 FloydHoareUtils]: For program point L136(line 136) no Hoare annotation was computed. [2024-11-13 22:04:21,063 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:04:21,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:04:21 ImpRootNode [2024-11-13 22:04:21,078 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:04:21,079 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:04:21,079 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:04:21,079 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:04:21,080 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:56:41" (3/4) ... [2024-11-13 22:04:21,082 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:04:21,110 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 273 nodes and edges [2024-11-13 22:04:21,112 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-11-13 22:04:21,114 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 22:04:21,115 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:04:21,315 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:04:21,316 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:04:21,316 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:04:21,317 INFO L158 Benchmark]: Toolchain (without parser) took 470531.35ms. Allocated memory was 117.4MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 90.5MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-13 22:04:21,317 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 167.8MB. Free memory was 105.1MB in the beginning and 104.9MB in the end (delta: 209.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:21,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 696.98ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 47.8MB in the end (delta: 42.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:04:21,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 223.83ms. Allocated memory is still 117.4MB. Free memory was 47.8MB in the beginning and 80.1MB in the end (delta: -32.3MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2024-11-13 22:04:21,319 INFO L158 Benchmark]: Boogie Preprocessor took 145.37ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 71.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:04:21,322 INFO L158 Benchmark]: RCFGBuilder took 9627.20ms. Allocated memory was 117.4MB in the beginning and 838.9MB in the end (delta: 721.4MB). Free memory was 71.1MB in the beginning and 504.9MB in the end (delta: -433.7MB). Peak memory consumption was 563.7MB. Max. memory is 16.1GB. [2024-11-13 22:04:21,323 INFO L158 Benchmark]: CodeCheck took 459595.28ms. Allocated memory was 838.9MB in the beginning and 3.2GB in the end (delta: 2.4GB). Free memory was 504.9MB in the beginning and 1.8GB in the end (delta: -1.3GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-13 22:04:21,323 INFO L158 Benchmark]: Witness Printer took 236.96ms. Allocated memory is still 3.2GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:04:21,324 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: 458.8s, 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, 32.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 321 mSDsluCounter, 362 SdHoareTripleChecker+Invalid, 32.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 220 mSDsCounter, 157 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 894 IncrementalHoareTripleChecker+Invalid, 1051 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 157 mSolverCounterUnsat, 142 mSDtfsCounter, 894 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1100 GetRequests, 980 SyntacticMatches, 52 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2247 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 4.0s SatisfiabilityAnalysisTime, 445.7s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 1356 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 60/122 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 136]: 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)) && (a29 <= 130)) && !(((a3 == 1) && ((((((138 < a23) || (((long long) a23 + 42) < 0)) || (a25 != 12)) || (277 < a29)) || (a4 != 1)) || (a29 < 246))) && (a8 == 15))) - InvariantResult [Line: 32]: Location Invariant Derived location invariant: !(!(((a4 == 1) && (a23 == 312)) && (a29 <= 130)) && !(((a3 == 1) && ((((((138 < a23) || (((long long) a23 + 42) < 0)) || (a25 != 12)) || (277 < a29)) || (a4 != 1)) || (a29 < 246))) && (a8 == 15))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 167.8MB. Free memory was 105.1MB in the beginning and 104.9MB in the end (delta: 209.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 696.98ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 47.8MB in the end (delta: 42.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 223.83ms. Allocated memory is still 117.4MB. Free memory was 47.8MB in the beginning and 80.1MB in the end (delta: -32.3MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 145.37ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 71.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 9627.20ms. Allocated memory was 117.4MB in the beginning and 838.9MB in the end (delta: 721.4MB). Free memory was 71.1MB in the beginning and 504.9MB in the end (delta: -433.7MB). Peak memory consumption was 563.7MB. Max. memory is 16.1GB. * CodeCheck took 459595.28ms. Allocated memory was 838.9MB in the beginning and 3.2GB in the end (delta: 2.4GB). Free memory was 504.9MB in the beginning and 1.8GB in the end (delta: -1.3GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 236.96ms. Allocated memory is still 3.2GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 22:04:21,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8f4240b-df35-4ce8-ac9e-7efd9d7eb6b4/bin/ukojak-verify-EEHR8qb7sm/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