./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-34.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b --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 44b378d526031e337ca9dca8ceafd0969cff3babd6a41cd4484561488d3936f8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:42:19,303 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:42:19,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:42:19,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:42:19,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:42:19,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:42:19,382 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:42:19,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:42:19,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:42:19,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:42:19,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:42:19,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:42:19,383 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:42:19,383 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:42:19,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:42:19,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:42:19,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:42:19,383 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:42:19,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:42:19,383 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:42:19,383 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:42:19,383 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:42:19,383 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:42:19,383 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:42:19,384 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:42:19,384 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:42:19,384 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:42:19,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:42:19,384 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:42:19,384 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:42:19,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:42:19,384 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:42:19,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:42:19,384 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_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b 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 -> 44b378d526031e337ca9dca8ceafd0969cff3babd6a41cd4484561488d3936f8 [2024-12-05 23:42:19,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:42:19,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:42:19,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:42:19,623 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:42:19,624 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:42:19,625 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-34.i [2024-12-05 23:42:22,295 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b/data/2dd99397b/cf4fe8deae9746478aed58dc700ccbf4/FLAGf8d00f8a6 [2024-12-05 23:42:22,554 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:42:22,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-34.i [2024-12-05 23:42:22,566 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b/data/2dd99397b/cf4fe8deae9746478aed58dc700ccbf4/FLAGf8d00f8a6 [2024-12-05 23:42:22,864 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b/data/2dd99397b/cf4fe8deae9746478aed58dc700ccbf4 [2024-12-05 23:42:22,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:42:22,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:42:22,868 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:42:22,868 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:42:22,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:42:22,872 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:42:22" (1/1) ... [2024-12-05 23:42:22,873 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8a1366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:22, skipping insertion in model container [2024-12-05 23:42:22,873 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:42:22" (1/1) ... [2024-12-05 23:42:22,889 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:42:22,994 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_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-34.i[916,929] [2024-12-05 23:42:23,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:42:23,109 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:42:23,120 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_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-34.i[916,929] [2024-12-05 23:42:23,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:42:23,186 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:42:23,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:23 WrapperNode [2024-12-05 23:42:23,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:42:23,188 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:42:23,188 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:42:23,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:42:23,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:23" (1/1) ... [2024-12-05 23:42:23,207 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:23" (1/1) ... [2024-12-05 23:42:23,253 INFO L138 Inliner]: procedures = 26, calls = 84, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 546 [2024-12-05 23:42:23,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:42:23,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:42:23,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:42:23,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:42:23,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:23" (1/1) ... [2024-12-05 23:42:23,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:23" (1/1) ... [2024-12-05 23:42:23,267 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:23" (1/1) ... [2024-12-05 23:42:23,267 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:23" (1/1) ... [2024-12-05 23:42:23,286 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:23" (1/1) ... [2024-12-05 23:42:23,289 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:23" (1/1) ... [2024-12-05 23:42:23,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:23" (1/1) ... [2024-12-05 23:42:23,301 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:23" (1/1) ... [2024-12-05 23:42:23,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:23" (1/1) ... [2024-12-05 23:42:23,312 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:42:23,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:42:23,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:42:23,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:42:23,314 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:42:23" (1/1) ... [2024-12-05 23:42:23,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:42:23,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:42:23,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:42:23,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_904b8479-e11d-4b7d-ba1c-6c6b90d3ba3d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:42:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:42:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:42:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:42:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:42:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:42:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:42:23,472 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:42:23,474 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:42:24,177 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-12-05 23:42:24,178 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:42:24,937 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:42:24,937 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:42:24,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:42:24 BoogieIcfgContainer [2024-12-05 23:42:24,937 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:42:24,938 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:42:24,938 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:42:24,946 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:42:24,946 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:42:24" (1/1) ... [2024-12-05 23:42:24,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:42:24,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:42:24,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 117 states and 188 transitions. [2024-12-05 23:42:24,998 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 188 transitions. [2024-12-05 23:42:25,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2024-12-05 23:42:25,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:42:25,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:42:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:42:36,378 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4970 trivial. 0 not checked. [2024-12-05 23:42:37,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:42:37,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 226 states and 370 transitions. [2024-12-05 23:42:37,884 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 370 transitions. [2024-12-05 23:42:37,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2024-12-05 23:42:37,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:42:37,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:42:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:43:09,025 INFO L134 CoverageAnalysis]: Checked inductivity of 20132 backedges. 166 proven. 629 refuted. 0 times theorem prover too weak. 19337 trivial. 0 not checked. [2024-12-05 23:43:13,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:43:15,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:43:19,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:43:19,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 445 states and 736 transitions. [2024-12-05 23:43:19,194 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 736 transitions. [2024-12-05 23:43:19,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2024-12-05 23:43:19,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:43:19,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:43:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:45:09,505 INFO L134 CoverageAnalysis]: Checked inductivity of 45487 backedges. 445 proven. 1128 refuted. 0 times theorem prover too weak. 43914 trivial. 0 not checked. [2024-12-05 23:45:31,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:45:31,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 664 states and 1107 transitions. [2024-12-05 23:45:31,640 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1107 transitions. [2024-12-05 23:45:31,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1014 [2024-12-05 23:45:31,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:45:31,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:45:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:46:37,715 INFO L134 CoverageAnalysis]: Checked inductivity of 81035 backedges. 527 proven. 1531 refuted. 0 times theorem prover too weak. 78977 trivial. 0 not checked. [2024-12-05 23:47:44,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:47:44,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1089 states and 1831 transitions. [2024-12-05 23:47:44,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1831 transitions. [2024-12-05 23:47:44,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1267 [2024-12-05 23:47:44,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:47:44,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:48:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat