./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-27.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_008930de-1a41-4d84-a453-667a345ca66e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_008930de-1a41-4d84-a453-667a345ca66e/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_008930de-1a41-4d84-a453-667a345ca66e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_008930de-1a41-4d84-a453-667a345ca66e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_008930de-1a41-4d84-a453-667a345ca66e/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_008930de-1a41-4d84-a453-667a345ca66e/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 ab65447cc97ed4f251e6c4b0afc78d9d0c0d28068c3e23c2f6f7c53903035da5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:33:49,134 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:33:49,201 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_008930de-1a41-4d84-a453-667a345ca66e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:33:49,206 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:33:49,206 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:33:49,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:33:49,227 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:33:49,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:33:49,228 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:33:49,228 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:33:49,228 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:33:49,228 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:33:49,228 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:33:49,228 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:33:49,229 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:33:49,229 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:33:49,229 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:33:49,229 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:33:49,229 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:33:49,229 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:33:49,229 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:33:49,230 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:33:49,230 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:33:49,230 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:33:49,230 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:33:49,230 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:33:49,230 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:33:49,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:49,231 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:33:49,231 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:33:49,231 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:33:49,231 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:33:49,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:33:49,231 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_008930de-1a41-4d84-a453-667a345ca66e/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 -> ab65447cc97ed4f251e6c4b0afc78d9d0c0d28068c3e23c2f6f7c53903035da5 [2024-11-13 20:33:49,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:33:49,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:33:49,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:33:49,580 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:33:49,581 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:33:49,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_008930de-1a41-4d84-a453-667a345ca66e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-27.i Unable to find full path for "g++" [2024-11-13 20:33:51,519 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:33:51,763 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:33:51,764 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_008930de-1a41-4d84-a453-667a345ca66e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-27.i [2024-11-13 20:33:51,782 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_008930de-1a41-4d84-a453-667a345ca66e/bin/ukojak-verify-EEHR8qb7sm/data/dbd3fb5ae/d77ba141b8724d85aac69715a275d9bc/FLAG9c49f0b03 [2024-11-13 20:33:51,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_008930de-1a41-4d84-a453-667a345ca66e/bin/ukojak-verify-EEHR8qb7sm/data/dbd3fb5ae/d77ba141b8724d85aac69715a275d9bc [2024-11-13 20:33:51,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:33:51,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:33:51,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:51,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:33:51,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:33:51,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:51" (1/1) ... [2024-11-13 20:33:51,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b492f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:51, skipping insertion in model container [2024-11-13 20:33:51,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:51" (1/1) ... [2024-11-13 20:33:51,848 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:33:51,990 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_008930de-1a41-4d84-a453-667a345ca66e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-27.i[916,929] [2024-11-13 20:33:52,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:52,053 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:33:52,063 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_008930de-1a41-4d84-a453-667a345ca66e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-27.i[916,929] [2024-11-13 20:33:52,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:52,125 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:33:52,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:52 WrapperNode [2024-11-13 20:33:52,127 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:52,128 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:52,128 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:33:52,128 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:33:52,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:52" (1/1) ... [2024-11-13 20:33:52,147 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:52" (1/1) ... [2024-11-13 20:33:52,191 INFO L138 Inliner]: procedures = 26, calls = 163, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 460 [2024-11-13 20:33:52,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:52,192 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:33:52,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:33:52,192 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:33:52,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:52" (1/1) ... [2024-11-13 20:33:52,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:52" (1/1) ... [2024-11-13 20:33:52,214 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:52" (1/1) ... [2024-11-13 20:33:52,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:52" (1/1) ... [2024-11-13 20:33:52,227 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:52" (1/1) ... [2024-11-13 20:33:52,231 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:52" (1/1) ... [2024-11-13 20:33:52,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:52" (1/1) ... [2024-11-13 20:33:52,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:52" (1/1) ... [2024-11-13 20:33:52,237 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:33:52,238 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:33:52,238 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:33:52,238 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:33:52,239 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:52" (1/1) ... [2024-11-13 20:33:52,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:52,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_008930de-1a41-4d84-a453-667a345ca66e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:33:52,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_008930de-1a41-4d84-a453-667a345ca66e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:33:52,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_008930de-1a41-4d84-a453-667a345ca66e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:33:52,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:33:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:33:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:33:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:33:52,319 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:33:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:33:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:33:52,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:33:52,483 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:33:52,485 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:33:53,092 INFO L? ?]: Removed 110 outVars from TransFormulas that were not future-live. [2024-11-13 20:33:53,092 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:33:53,701 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:33:53,703 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:33:53,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:33:53 BoogieIcfgContainer [2024-11-13 20:33:53,703 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:33:53,704 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:33:53,704 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:33:53,715 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:33:53,716 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:33:53" (1/1) ... [2024-11-13 20:33:53,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:33:53,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:33:53,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 60 transitions. [2024-11-13 20:33:53,786 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2024-11-13 20:33:53,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-13 20:33:53,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:33:53,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:33:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:35:04,882 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 31 proven. 39 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-11-13 20:35:18,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 20:35:20,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 20:35:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:35:20,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 78 states and 140 transitions. [2024-11-13 20:35:20,243 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 140 transitions. [2024-11-13 20:35:20,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-13 20:35:20,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:35:20,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:35:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:25,726 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 24 proven. 36 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2024-11-13 20:37:03,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 20:37:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:05,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 88 states and 160 transitions. [2024-11-13 20:37:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 160 transitions. [2024-11-13 20:37:05,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-13 20:37:05,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:05,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:23,492 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 20 proven. 32 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-13 20:40:11,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:40:11,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2024-11-13 20:40:11,800 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2024-11-13 20:40:11,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-13 20:40:11,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:40:11,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:40:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:50,394 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 32 proven. 38 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-11-13 20:44:24,020 WARN L286 SmtUtils]: Spent 21.38s on a formula simplification. DAG size of input: 208 DAG size of output: 185 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:44:40,401 WARN L286 SmtUtils]: Spent 10.28s on a formula simplification that was a NOOP. DAG size: 186 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:46:05,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 20:46:06,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:06,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 152 states and 311 transitions. [2024-11-13 20:46:06,630 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 311 transitions. [2024-11-13 20:46:06,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-13 20:46:06,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:06,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:46:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:16,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 76 proven. 79 refuted. 0 times theorem prover too weak. 1003 trivial. 0 not checked.