./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound5.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_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/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_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/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_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/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 b2a54f54b02d2bb65a6f46eeae11edba1907f4f082d2aaa313102e422e7e6122 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:35:17,939 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:35:18,020 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:35:18,029 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:35:18,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:35:18,077 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:35:18,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:35:18,079 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:35:18,080 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:35:18,080 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:35:18,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:35:18,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:35:18,082 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:35:18,082 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:35:18,082 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:35:18,082 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:35:18,082 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:35:18,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:35:18,083 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:35:18,084 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:35:18,084 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:35:18,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:35:18,084 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:35:18,084 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:35:18,085 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:35:18,085 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:35:18,085 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:35:18,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:35:18,085 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:35:18,085 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:35:18,085 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:35:18,085 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:35:18,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:35:18,086 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_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/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 -> b2a54f54b02d2bb65a6f46eeae11edba1907f4f082d2aaa313102e422e7e6122 [2024-11-13 16:35:18,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:35:18,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:35:18,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:35:18,523 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:35:18,523 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:35:18,525 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound5.c Unable to find full path for "g++" [2024-11-13 16:35:20,668 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:35:20,948 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:35:20,949 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound5.c [2024-11-13 16:35:20,980 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/bin/ukojak-verify-EEHR8qb7sm/data/725cb7432/05ad250f755546e2b93953891468846f/FLAG53a149536 [2024-11-13 16:35:21,020 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/bin/ukojak-verify-EEHR8qb7sm/data/725cb7432/05ad250f755546e2b93953891468846f [2024-11-13 16:35:21,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:35:21,027 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:35:21,029 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:35:21,031 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:35:21,037 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:35:21,038 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,041 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@95fd6d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:21, skipping insertion in model container [2024-11-13 16:35:21,041 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:35:21,302 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_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound5.c[458,471] [2024-11-13 16:35:21,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:35:21,341 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:35:21,354 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_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound5.c[458,471] [2024-11-13 16:35:21,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:35:21,385 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:35:21,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:21 WrapperNode [2024-11-13 16:35:21,386 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:35:21,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:35:21,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:35:21,388 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:35:21,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,410 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,433 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37 [2024-11-13 16:35:21,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:35:21,435 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:35:21,436 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:35:21,436 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:35:21,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,446 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,447 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,450 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,457 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,465 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:35:21,466 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:35:21,470 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:35:21,470 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:35:21,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:35:21,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:35:21,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:35:21,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:35:21,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:35:21,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:35:21,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:35:21,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:35:21,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:35:21,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:35:21,649 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:35:21,652 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:35:21,810 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 16:35:21,810 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:35:21,868 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:35:21,869 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:35:21,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:35:21 BoogieIcfgContainer [2024-11-13 16:35:21,869 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:35:21,870 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:35:21,870 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:35:21,885 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:35:21,885 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:35:21" (1/1) ... [2024-11-13 16:35:21,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:35:21,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:21,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-13 16:35:21,966 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-13 16:35:21,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:35:21,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:21,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:35:22,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:22,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:35:22,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:35:22,391 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 16:35:22,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:22,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2024-11-13 16:35:22,558 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2024-11-13 16:35:22,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 16:35:22,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:22,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:35:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:22,618 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 16:35:22,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:35:22,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:35:22,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:22,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-13 16:35:22,864 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-13 16:35:22,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:35:22,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:22,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:35:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:22,953 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:35:22,957 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:35:23,123 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:35:23,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:23,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2024-11-13 16:35:23,397 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2024-11-13 16:35:23,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 16:35:23,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:23,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:23,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 16:35:24,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:24,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 32 transitions. [2024-11-13 16:35:24,342 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-13 16:35:24,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 16:35:24,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:24,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:35:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:24,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 16:35:24,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:35:24,663 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:35:25,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:25,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 48 transitions. [2024-11-13 16:35:25,415 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2024-11-13 16:35:25,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 16:35:25,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:25,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:35:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:25,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 16:35:25,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:35:25,652 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:35:26,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:26,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 32 states and 52 transitions. [2024-11-13 16:35:26,062 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2024-11-13 16:35:26,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 16:35:26,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:26,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:26,246 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 16:35:26,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:26,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 54 transitions. [2024-11-13 16:35:26,507 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2024-11-13 16:35:26,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:35:26,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:26,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:35:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:26,582 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 16:35:26,584 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:35:26,886 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:35:27,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:28,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 68 transitions. [2024-11-13 16:35:28,001 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2024-11-13 16:35:28,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 16:35:28,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:28,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:35:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:28,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 16:35:28,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:35:28,255 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:35:28,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:28,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 72 transitions. [2024-11-13 16:35:28,690 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 72 transitions. [2024-11-13 16:35:28,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:35:28,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:28,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:28,793 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 16:35:29,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:29,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 74 transitions. [2024-11-13 16:35:29,086 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 74 transitions. [2024-11-13 16:35:29,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 16:35:29,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:29,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:35:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:29,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 16:35:29,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:35:29,516 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 16:35:30,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:30,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 50 states and 88 transitions. [2024-11-13 16:35:30,808 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 88 transitions. [2024-11-13 16:35:30,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 16:35:30,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:30,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:35:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:30,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 16:35:30,908 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:35:31,091 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 16:35:31,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:31,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 52 states and 92 transitions. [2024-11-13 16:35:31,650 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 92 transitions. [2024-11-13 16:35:31,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 16:35:31,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:31,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:31,804 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-13 16:35:32,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:32,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 53 states and 94 transitions. [2024-11-13 16:35:32,141 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 16:35:32,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 16:35:32,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:32,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:35:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:32,197 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 16:35:32,199 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:35:32,560 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 10 proven. 30 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 16:35:34,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:34,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 60 states and 108 transitions. [2024-11-13 16:35:34,052 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 108 transitions. [2024-11-13 16:35:34,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 16:35:34,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:34,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:35:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:34,186 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 16:35:34,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:35:34,427 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 16:35:35,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:35,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 62 states and 112 transitions. [2024-11-13 16:35:35,026 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 112 transitions. [2024-11-13 16:35:35,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 16:35:35,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:35,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:35,126 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-13 16:35:35,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:35,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 63 states and 114 transitions. [2024-11-13 16:35:35,505 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 114 transitions. [2024-11-13 16:35:35,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:35:35,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:35,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:35:35,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:35,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 16:35:35,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:35:36,428 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 16:35:39,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:39,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 82 states and 145 transitions. [2024-11-13 16:35:39,523 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 145 transitions. [2024-11-13 16:35:39,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 16:35:39,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:39,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:40,518 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 54 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 16:35:41,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:41,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 37 states and 53 transitions. [2024-11-13 16:35:41,935 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 53 transitions. [2024-11-13 16:35:41,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 16:35:41,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:41,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:41,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:42,082 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-13 16:35:42,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:42,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 32 states and 48 transitions. [2024-11-13 16:35:42,645 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2024-11-13 16:35:42,645 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 16:35:42,646 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2024-11-13 16:35:42,662 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 16:35:43,724 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 16:35:43,725 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 36) the Hoare annotation is: true [2024-11-13 16:35:43,725 INFO L77 FloydHoareUtils]: At program point L27-3(lines 27 36) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_main_~y~0#1| 0)) (.cse0 (= 5 |ULTIMATE.start_main_~y~0#1|))) (or (and .cse0 (= 225 |ULTIMATE.start_main_~x~0#1|)) (and .cse1 (= |ULTIMATE.start_main_~x~0#1| 0)) (and (not .cse1) (not (and .cse0 (= 5 |ULTIMATE.start_main_~k~0#1|)))))) [2024-11-13 16:35:43,725 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 16:35:43,725 INFO L77 FloydHoareUtils]: At program point L38(line 38) the Hoare annotation is: true [2024-11-13 16:35:43,725 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-11-13 16:35:43,726 INFO L77 FloydHoareUtils]: At program point L28-1(lines 27 36) the Hoare annotation is: (let ((.cse0 (= 5 |ULTIMATE.start_main_~y~0#1|)) (.cse1 (= |ULTIMATE.start_main_~y~0#1| 1)) (.cse3 (= 2 |ULTIMATE.start_main_~y~0#1|)) (.cse5 (= 3 |ULTIMATE.start_main_~y~0#1|)) (.cse4 (= |ULTIMATE.start_main_~y~0#1| 4)) (.cse2 (= |ULTIMATE.start_main_~y~0#1| 0))) (or (and .cse0 (= 225 |ULTIMATE.start_main_~x~0#1|)) (and .cse0 (< |ULTIMATE.start_main_~c~0#1| |ULTIMATE.start_main_~k~0#1|)) (and (= |ULTIMATE.start_main_~x~0#1| 1) .cse1) (and (not .cse2) (not (and .cse0 (= 5 |ULTIMATE.start_main_~k~0#1|))) (not (and (<= 2 |ULTIMATE.start_main_~k~0#1|) .cse3 (<= |ULTIMATE.start_main_~c~0#1| 2))) (not (and (<= |ULTIMATE.start_main_~c~0#1| 1) .cse1 (<= 1 |ULTIMATE.start_main_~k~0#1|))) (not (and (<= |ULTIMATE.start_main_~c~0#1| 4) .cse4 (<= 4 |ULTIMATE.start_main_~k~0#1|))) (not (and .cse5 (<= 3 |ULTIMATE.start_main_~k~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 3)))) (and (= 9 |ULTIMATE.start_main_~x~0#1|) .cse3) (and (= |ULTIMATE.start_main_~x~0#1| 36) .cse5) (and (= |ULTIMATE.start_main_~x~0#1| 100) .cse4) (and .cse2 (= |ULTIMATE.start_main_~x~0#1| 0)))) [2024-11-13 16:35:43,726 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: true [2024-11-13 16:35:43,726 INFO L77 FloydHoareUtils]: At program point L11(lines 11 12) the Hoare annotation is: true [2024-11-13 16:35:43,726 INFO L77 FloydHoareUtils]: At program point L10(lines 10 13) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-11-13 16:35:43,726 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 16:35:43,726 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 9 15) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-11-13 16:35:43,726 INFO L77 FloydHoareUtils]: At program point L10-2(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 16:35:43,726 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) the Hoare annotation is: true [2024-11-13 16:35:43,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:35:43 ImpRootNode [2024-11-13 16:35:43,745 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:35:43,745 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:35:43,746 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:35:43,746 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:35:43,747 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:35:21" (3/4) ... [2024-11-13 16:35:43,749 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:35:43,753 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-13 16:35:43,757 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-13 16:35:43,757 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 16:35:43,757 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 16:35:43,758 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 16:35:43,843 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 16:35:43,844 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 16:35:43,844 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:35:43,845 INFO L158 Benchmark]: Toolchain (without parser) took 22818.19ms. Allocated memory was 503.3MB in the beginning and 142.6MB in the end (delta: -360.7MB). Free memory was 480.9MB in the beginning and 48.9MB in the end (delta: 432.0MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2024-11-13 16:35:43,846 INFO L158 Benchmark]: CDTParser took 2.57ms. Allocated memory is still 167.8MB. Free memory is still 105.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:35:43,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 357.19ms. Allocated memory was 503.3MB in the beginning and 117.4MB in the end (delta: -385.9MB). Free memory was 480.6MB in the beginning and 83.8MB in the end (delta: 396.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:35:43,846 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.10ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 82.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:35:43,847 INFO L158 Benchmark]: Boogie Preprocessor took 30.21ms. Allocated memory is still 117.4MB. Free memory was 82.7MB in the beginning and 82.0MB in the end (delta: 747.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:35:43,847 INFO L158 Benchmark]: RCFGBuilder took 403.00ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 69.8MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:35:43,848 INFO L158 Benchmark]: CodeCheck took 21874.70ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 69.8MB in the beginning and 54.2MB in the end (delta: 15.6MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2024-11-13 16:35:43,848 INFO L158 Benchmark]: Witness Printer took 98.70ms. Allocated memory is still 142.6MB. Free memory was 54.2MB in the beginning and 48.9MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:35:43,851 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 2 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.7s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1066 SdHoareTripleChecker+Valid, 14.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 677 mSDsluCounter, 1099 SdHoareTripleChecker+Invalid, 12.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 808 mSDsCounter, 1946 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4776 IncrementalHoareTripleChecker+Invalid, 6722 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1946 mSolverCounterUnsat, 291 mSDtfsCounter, 4776 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4841 GetRequests, 4527 SyntacticMatches, 104 SemanticMatches, 210 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18947 ImplicationChecksByTransitivity, 14.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 573 NumberOfCodeBlocks, 573 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 554 ConstructedInterpolants, 0 QuantifiedInterpolants, 1948 SizeOfPredicates, 12 NumberOfNonLiveVariables, 1050 ConjunctsInSsa, 205 ConjunctsInUnsatCore, 19 InterpolantComputations, 2 PerfectInterpolantSequences, 765/999 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: 12]: 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 - ProcedureContractResult [Line: 9]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.57ms. Allocated memory is still 167.8MB. Free memory is still 105.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 357.19ms. Allocated memory was 503.3MB in the beginning and 117.4MB in the end (delta: -385.9MB). Free memory was 480.6MB in the beginning and 83.8MB in the end (delta: 396.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.10ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 82.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.21ms. Allocated memory is still 117.4MB. Free memory was 82.7MB in the beginning and 82.0MB in the end (delta: 747.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 403.00ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 69.8MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 21874.70ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 69.8MB in the beginning and 54.2MB in the end (delta: 15.6MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Witness Printer took 98.70ms. Allocated memory is still 142.6MB. Free memory was 54.2MB in the beginning and 48.9MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 16:35:43,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e15e6415-4b5d-4d1a-a5ac-7f17b557ed04/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