./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.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_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/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_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/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_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/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 9f13b6ec153b424c9c18800ebe21aa9579fe753fb31fef85cd6c1089c45b899c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:29:29,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:29:29,611 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:29:29,615 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:29:29,616 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:29:29,636 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:29:29,637 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:29:29,637 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:29:29,637 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:29:29,637 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:29:29,637 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:29:29,638 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:29:29,638 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:29:29,638 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:29:29,638 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:29:29,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:29:29,638 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:29:29,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:29:29,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:29:29,638 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:29:29,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:29:29,639 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:29:29,639 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:29:29,639 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:29:29,639 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:29:29,639 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:29:29,639 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:29:29,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:29:29,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:29:29,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:29:29,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:29:29,640 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:29:29,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:29:29,640 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_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/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 -> 9f13b6ec153b424c9c18800ebe21aa9579fe753fb31fef85cd6c1089c45b899c [2024-12-05 21:29:29,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:29:29,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:29:29,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:29:29,878 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:29:29,879 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:29:29,880 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i [2024-12-05 21:29:32,632 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/bin/ukojak-verify-CZk0znPC7b/data/be3ca3314/6b6cd80eff684bedb804f9fd0eab3073/FLAG2c4adbf10 [2024-12-05 21:29:32,829 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:29:32,829 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i [2024-12-05 21:29:32,839 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/bin/ukojak-verify-CZk0znPC7b/data/be3ca3314/6b6cd80eff684bedb804f9fd0eab3073/FLAG2c4adbf10 [2024-12-05 21:29:32,855 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/bin/ukojak-verify-CZk0znPC7b/data/be3ca3314/6b6cd80eff684bedb804f9fd0eab3073 [2024-12-05 21:29:32,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:29:32,859 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:29:32,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:29:32,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:29:32,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:29:32,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:29:32" (1/1) ... [2024-12-05 21:29:32,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a3ca7d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:32, skipping insertion in model container [2024-12-05 21:29:32,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:29:32" (1/1) ... [2024-12-05 21:29:32,888 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:29:33,012 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_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i[917,930] [2024-12-05 21:29:33,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:29:33,086 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:29:33,095 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_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i[917,930] [2024-12-05 21:29:33,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:29:33,149 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:29:33,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:33 WrapperNode [2024-12-05 21:29:33,150 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:29:33,151 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:29:33,151 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:29:33,151 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:29:33,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:33" (1/1) ... [2024-12-05 21:29:33,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:33" (1/1) ... [2024-12-05 21:29:33,200 INFO L138 Inliner]: procedures = 29, calls = 169, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 546 [2024-12-05 21:29:33,200 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:29:33,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:29:33,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:29:33,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:29:33,208 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:33" (1/1) ... [2024-12-05 21:29:33,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:33" (1/1) ... [2024-12-05 21:29:33,213 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:33" (1/1) ... [2024-12-05 21:29:33,213 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:33" (1/1) ... [2024-12-05 21:29:33,229 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:33" (1/1) ... [2024-12-05 21:29:33,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:33" (1/1) ... [2024-12-05 21:29:33,236 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:33" (1/1) ... [2024-12-05 21:29:33,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:33" (1/1) ... [2024-12-05 21:29:33,240 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:33" (1/1) ... [2024-12-05 21:29:33,244 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:29:33,245 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:29:33,245 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:29:33,245 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:29:33,246 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:33" (1/1) ... [2024-12-05 21:29:33,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:29:33,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:29:33,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:29:33,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3f81d4e-f6dd-487f-baa7-fe19d34081d2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:29:33,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:29:33,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-12-05 21:29:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 21:29:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-12-05 21:29:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 21:29:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-12-05 21:29:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:29:33,302 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:29:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:29:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:29:33,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:29:33,420 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:29:33,421 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:29:33,919 INFO L? ?]: Removed 122 outVars from TransFormulas that were not future-live. [2024-12-05 21:29:33,919 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:29:34,585 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:29:34,586 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:29:34,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:29:34 BoogieIcfgContainer [2024-12-05 21:29:34,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:29:34,587 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:29:34,587 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:29:34,599 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:29:34,599 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:29:34" (1/1) ... [2024-12-05 21:29:34,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:29:34,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:29:34,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 60 transitions. [2024-12-05 21:29:34,668 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2024-12-05 21:29:34,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-05 21:29:34,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:29:34,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:29:37,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:16,455 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 29 proven. 31 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2024-12-05 21:30:23,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:23,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 78 states and 127 transitions. [2024-12-05 21:30:23,260 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 127 transitions. [2024-12-05 21:30:23,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-05 21:30:23,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:23,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:30:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:00,927 WARN L286 SmtUtils]: Spent 20.01s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:32:10,970 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:33:15,089 WARN L286 SmtUtils]: Spent 1.01m on a formula simplification. DAG size of input: 163 DAG size of output: 159 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:33:42,526 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:33:57,987 WARN L286 SmtUtils]: Spent 15.41s on a formula simplification. DAG size of input: 11 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:34:01,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 76 proven. 80 refuted. 0 times theorem prover too weak. 1002 trivial. 0 not checked. [2024-12-05 21:35:49,530 WARN L286 SmtUtils]: Spent 10.67s on a formula simplification. DAG size of input: 197 DAG size of output: 183 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:36:01,287 WARN L286 SmtUtils]: Spent 10.56s on a formula simplification that was a NOOP. DAG size: 199 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:36:12,249 WARN L286 SmtUtils]: Spent 10.30s on a formula simplification that was a NOOP. DAG size: 184 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:36:23,595 WARN L286 SmtUtils]: Spent 10.60s on a formula simplification that was a NOOP. DAG size: 200 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:37:54,147 WARN L286 SmtUtils]: Spent 1.35m on a formula simplification. DAG size of input: 200 DAG size of output: 177 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:38:15,338 WARN L286 SmtUtils]: Spent 20.44s on a formula simplification. DAG size of input: 160 DAG size of output: 142 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:39:25,145 WARN L286 SmtUtils]: Spent 21.52s on a formula simplification. DAG size of input: 219 DAG size of output: 183 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:39:37,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:39:37,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 150 states and 268 transitions. [2024-12-05 21:39:37,978 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 268 transitions. [2024-12-05 21:39:37,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-12-05 21:39:37,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:39:37,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:39:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:05,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2659 backedges. 148 proven. 114 refuted. 0 times theorem prover too weak. 2397 trivial. 0 not checked.