./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-85.i --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_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/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_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-85.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/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_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/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 b6858d7ad4c18c794513a22d865d2c5f534c26019d86192f01977447e1926b47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:16:20,288 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:16:20,343 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:16:20,347 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:16:20,347 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:16:20,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:16:20,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:16:20,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:16:20,390 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:16:20,390 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:16:20,391 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:16:20,391 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:16:20,391 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:16:20,391 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:16:20,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:16:20,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:16:20,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:16:20,391 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:16:20,391 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:16:20,391 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:16:20,392 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:16:20,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:16:20,392 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:16:20,392 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:16:20,392 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:16:20,392 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:16:20,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:16:20,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:20,392 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:16:20,392 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:16:20,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:16:20,393 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:16:20,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:16:20,393 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_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/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 -> b6858d7ad4c18c794513a22d865d2c5f534c26019d86192f01977447e1926b47 [2024-11-13 23:16:20,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:16:20,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:16:20,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:16:20,677 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:16:20,677 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:16:20,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-85.i Unable to find full path for "g++" [2024-11-13 23:16:22,603 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:16:22,961 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:16:22,962 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-85.i [2024-11-13 23:16:22,976 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/bin/ukojak-verify-EEHR8qb7sm/data/e021bc45a/68aba5e986f946679488479e163f06cd/FLAGe3eaa2593 [2024-11-13 23:16:22,997 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/bin/ukojak-verify-EEHR8qb7sm/data/e021bc45a/68aba5e986f946679488479e163f06cd [2024-11-13 23:16:22,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:16:23,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:16:23,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:23,004 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:16:23,008 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:16:23,010 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:22" (1/1) ... [2024-11-13 23:16:23,011 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b6c2539 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:23, skipping insertion in model container [2024-11-13 23:16:23,011 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:22" (1/1) ... [2024-11-13 23:16:23,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:16:23,206 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_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-85.i[917,930] [2024-11-13 23:16:23,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:23,295 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:16:23,306 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_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-85.i[917,930] [2024-11-13 23:16:23,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:23,372 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:16:23,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:23 WrapperNode [2024-11-13 23:16:23,373 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:23,374 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:23,374 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:16:23,374 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:16:23,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:23" (1/1) ... [2024-11-13 23:16:23,399 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:23" (1/1) ... [2024-11-13 23:16:23,462 INFO L138 Inliner]: procedures = 27, calls = 174, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 529 [2024-11-13 23:16:23,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:23,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:16:23,466 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:16:23,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:16:23,473 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:23" (1/1) ... [2024-11-13 23:16:23,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:23" (1/1) ... [2024-11-13 23:16:23,478 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:23" (1/1) ... [2024-11-13 23:16:23,478 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:23" (1/1) ... [2024-11-13 23:16:23,493 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:23" (1/1) ... [2024-11-13 23:16:23,498 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:23" (1/1) ... [2024-11-13 23:16:23,501 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:23" (1/1) ... [2024-11-13 23:16:23,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:23" (1/1) ... [2024-11-13 23:16:23,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:16:23,508 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:16:23,508 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:16:23,508 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:16:23,509 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:23" (1/1) ... [2024-11-13 23:16:23,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:23,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:16:23,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:16:23,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fb4786d-f8ed-4cfc-a8bc-317d703a8941/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:16:23,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:16:23,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 23:16:23,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:16:23,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:16:23,567 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:16:23,568 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:16:23,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:16:23,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:16:23,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:16:23,723 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:16:23,725 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:16:24,447 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-13 23:16:24,447 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:16:25,272 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:16:25,272 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:16:25,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:25 BoogieIcfgContainer [2024-11-13 23:16:25,273 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:16:25,274 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:16:25,274 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:16:25,283 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:16:25,283 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:25" (1/1) ... [2024-11-13 23:16:25,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:16:25,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:25,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 55 states and 78 transitions. [2024-11-13 23:16:25,354 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2024-11-13 23:16:25,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 23:16:25,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:25,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:16:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:44,556 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 23 proven. 67 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-13 23:18:58,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 23:19:00,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 23:19:00,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:00,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 102 states and 159 transitions. [2024-11-13 23:19:00,401 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 159 transitions. [2024-11-13 23:19:00,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-13 23:19:00,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:00,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:58,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2118 backedges. 228 proven. 118 refuted. 0 times theorem prover too weak. 1772 trivial. 0 not checked. [2024-11-13 23:21:53,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 23:21:57,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 23:24:32,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 23:24:35,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 23:24:35,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:35,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 198 states and 328 transitions. [2024-11-13 23:24:35,787 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 328 transitions. [2024-11-13 23:24:35,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-13 23:24:35,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:35,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:46,437 INFO L134 CoverageAnalysis]: Checked inductivity of 4837 backedges. 581 proven. 191 refuted. 0 times theorem prover too weak. 4065 trivial. 0 not checked.