./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-69.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9 --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 eb38a6277789313b4c0c250f5b5f1ba7c2b250b2041c8bed6de57b5504d1e25c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:45:13,139 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:45:13,207 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:45:13,211 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:45:13,211 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:45:13,233 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:45:13,234 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:45:13,235 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:45:13,235 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:45:13,236 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:45:13,237 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:45:13,237 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:45:13,238 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:45:13,238 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:45:13,239 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:45:13,239 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:45:13,240 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:45:13,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:45:13,241 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:45:13,241 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:45:13,242 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:45:13,242 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:45:13,243 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:45:13,243 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:45:13,244 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:45:13,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:45:13,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:45:13,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:45:13,246 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:45:13,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:45:13,246 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:45:13,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:45:13,247 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:45:13,247 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb38a6277789313b4c0c250f5b5f1ba7c2b250b2041c8bed6de57b5504d1e25c [2023-12-02 21:45:13,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:45:13,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:45:13,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:45:13,476 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:45:13,477 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:45:13,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-69.i [2023-12-02 21:45:16,237 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:45:16,412 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:45:16,412 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-69.i [2023-12-02 21:45:16,420 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9/data/4ec69804b/1cab4ff5136f419d93f868a13e262343/FLAG49084aea6 [2023-12-02 21:45:16,432 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9/data/4ec69804b/1cab4ff5136f419d93f868a13e262343 [2023-12-02 21:45:16,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:45:16,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:45:16,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:45:16,438 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:45:16,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:45:16,442 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:45:16" (1/1) ... [2023-12-02 21:45:16,443 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@edf52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:16, skipping insertion in model container [2023-12-02 21:45:16,443 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:45:16" (1/1) ... [2023-12-02 21:45:16,466 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:45:16,586 WARN L240 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_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-69.i[915,928] [2023-12-02 21:45:16,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:45:16,639 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:45:16,651 WARN L240 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_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-69.i[915,928] [2023-12-02 21:45:16,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:45:16,689 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:45:16,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:16 WrapperNode [2023-12-02 21:45:16,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:45:16,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:45:16,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:45:16,691 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:45:16,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:16" (1/1) ... [2023-12-02 21:45:16,705 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:16" (1/1) ... [2023-12-02 21:45:16,739 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 139 [2023-12-02 21:45:16,740 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:45:16,741 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:45:16,741 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:45:16,741 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:45:16,751 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:16" (1/1) ... [2023-12-02 21:45:16,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:16" (1/1) ... [2023-12-02 21:45:16,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:16" (1/1) ... [2023-12-02 21:45:16,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:16" (1/1) ... [2023-12-02 21:45:16,762 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:16" (1/1) ... [2023-12-02 21:45:16,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:16" (1/1) ... [2023-12-02 21:45:16,769 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:16" (1/1) ... [2023-12-02 21:45:16,771 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:16" (1/1) ... [2023-12-02 21:45:16,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:45:16,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:45:16,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:45:16,776 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:45:16,777 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:16" (1/1) ... [2023-12-02 21:45:16,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:45:16,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:45:16,813 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:45:16,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa8e5fb-2c67-44e4-81ac-af8eeb7c5b4f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:45:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:45:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:45:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:45:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:45:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:45:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:45:16,920 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:45:16,922 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:45:17,172 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:45:17,352 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:45:17,352 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:45:17,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:45:17 BoogieIcfgContainer [2023-12-02 21:45:17,354 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:45:17,355 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:45:17,355 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:45:17,362 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:45:17,362 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:45:17" (1/1) ... [2023-12-02 21:45:17,370 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:45:17,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:17,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2023-12-02 21:45:17,417 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2023-12-02 21:45:17,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:45:17,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:17,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:18,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:45:18,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:23,335 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:45:26,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 21:45:27,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:27,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:45:27,218 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:45:27,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:45:27,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:27,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:27,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:45:27,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:31,350 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:45:31,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:31,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:45:31,377 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:45:31,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:45:31,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:31,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:31,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-02 21:45:31,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:35,874 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:45:35,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:35,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:45:35,925 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:45:35,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:45:35,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:35,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:36,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:36,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:45:36,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:43,400 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:45:43,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:43,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:45:43,421 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:45:43,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:45:43,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:43,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:43,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:45:43,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:46,939 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:45:46,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:46,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:45:46,961 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:45:46,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:45:46,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:46,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:47,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:47,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:45:47,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:52,178 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:45:52,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:52,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:45:52,200 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:45:52,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:45:52,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:52,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:52,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:45:52,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:55,909 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:45:55,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:55,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:45:55,928 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:45:55,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:45:55,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:55,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:56,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:45:56,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:59,570 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:45:59,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:59,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:45:59,590 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:45:59,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:45:59,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:59,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:59,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:45:59,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:07,722 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:46:07,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:07,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:46:07,741 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:46:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:46:07,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:07,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:07,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:46:07,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:19,394 WARN L293 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:46:21,194 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:46:21,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:21,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:46:21,213 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:46:21,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:46:21,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:21,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:21,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:46:21,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:24,947 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:46:24,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:24,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:46:24,966 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:46:24,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:46:24,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:24,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:25,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:46:25,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:29,403 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:46:29,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:29,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:46:29,423 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:46:29,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:46:29,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:29,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:29,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:46:29,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:32,518 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:46:32,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:32,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:46:32,536 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:46:32,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:46:32,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:32,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:32,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:46:32,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:36,153 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:46:36,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:36,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:46:36,171 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:46:36,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:46:36,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:36,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:36,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:46:36,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:43,487 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:46:43,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:43,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:46:43,505 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:46:43,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:46:43,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:43,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:43,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:46:43,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:46:51,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:51,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:46:51,885 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:46:51,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:46:51,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:51,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:52,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:46:52,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:54,313 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:46:54,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:54,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:46:54,332 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:46:54,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:46:54,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:54,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:54,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:46:54,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:59,588 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:46:59,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:59,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:46:59,610 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:46:59,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:46:59,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:59,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:59,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:46:59,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:06,542 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:47:06,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:06,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:47:06,558 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:47:06,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:47:06,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:06,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:06,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:47:06,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:19,684 WARN L293 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:47:19,983 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:47:19,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:19,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:47:19,998 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:47:19,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:47:19,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:19,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:20,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:20,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:47:20,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:23,089 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:47:23,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:23,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:47:23,104 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:47:23,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:47:23,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:23,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:23,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:47:23,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:27,377 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:47:27,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:27,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:47:27,395 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:47:27,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:47:27,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:27,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:27,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:47:27,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:31,013 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:47:31,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:31,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:47:31,031 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:47:31,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:47:31,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:31,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:31,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:47:31,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:35,253 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:47:35,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:35,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:47:35,272 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:47:35,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:47:35,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:35,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:35,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:47:35,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:40,023 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:47:40,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:47:40,041 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:47:40,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:47:40,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:40,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:40,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:47:40,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:46,495 WARN L293 SmtUtils]: Spent 5.72s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:47:48,618 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:47:48,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:48,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:47:48,636 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:47:48,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:47:48,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:48,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:48,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:48,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:47:48,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:53,044 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:47:53,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:53,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:47:53,061 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:47:53,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:47:53,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:53,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:53,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:47:53,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:56,344 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:47:56,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:56,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:47:56,363 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:47:56,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:47:56,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:56,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:56,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:47:56,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:00,696 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:48:00,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:00,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:48:00,712 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:48:00,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:48:00,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:00,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:00,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:48:00,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:04,740 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:48:04,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:04,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:48:04,758 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:48:04,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:48:04,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:04,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:04,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:48:04,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:09,825 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:48:09,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:09,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:48:09,839 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:48:09,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:48:09,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:09,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:09,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:09,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:48:09,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:13,946 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:48:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:13,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:48:13,962 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:48:13,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:48:13,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:13,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:14,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:48:14,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:17,726 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:48:17,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:17,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:48:17,741 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:48:17,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:48:17,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:17,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:17,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:48:17,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:20,933 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:48:20,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:20,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:48:20,949 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:48:20,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:48:20,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:20,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:21,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:48:21,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:25,509 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:48:25,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:25,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:48:25,526 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:48:25,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:48:25,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:25,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:25,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:25,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:48:25,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:30,912 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:48:30,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:30,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:48:30,929 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:48:30,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:48:30,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:30,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:31,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:48:31,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:40,518 WARN L293 SmtUtils]: Spent 7.01s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:48:40,848 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:48:40,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:40,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:48:40,862 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:48:40,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:48:40,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:40,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:41,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:48:41,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:44,082 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:48:44,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:44,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:48:44,102 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:48:44,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:48:44,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:44,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:44,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:48:44,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:54,103 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:48:54,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:54,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:48:54,121 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:48:54,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:48:54,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:54,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:54,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:48:54,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:57,366 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:48:57,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:57,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:48:57,383 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:48:57,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:48:57,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:57,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:57,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:48:57,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:00,378 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:49:00,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:00,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:49:00,391 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:49:00,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:49:00,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:00,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:00,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:49:00,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:02,890 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:49:02,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:02,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:49:02,907 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:49:02,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:49:02,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:02,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:03,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:49:03,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:08,539 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:49:08,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:08,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:49:08,556 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:49:08,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:49:08,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:08,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:08,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:49:08,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:20,768 WARN L293 SmtUtils]: Spent 10.09s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:49:21,377 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:49:21,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:21,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:49:21,394 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:49:21,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:49:21,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:21,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:21,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:49:21,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:26,541 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:49:26,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:26,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:49:26,559 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:49:26,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:49:26,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:26,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:26,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:49:26,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:30,070 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:49:30,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:30,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:49:30,087 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:49:30,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:49:30,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:30,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:30,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:49:30,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:36,245 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:49:36,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:36,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:49:36,260 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:49:36,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:49:36,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:36,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:36,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:49:36,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:41,094 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:49:41,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:41,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:49:41,111 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:49:41,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:49:41,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:41,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:41,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:49:41,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:45,179 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:49:45,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:45,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:49:45,196 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:49:45,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:49:45,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:45,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:45,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:49:45,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:49,772 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:49:49,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:49,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:49:49,791 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:49:49,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:49:49,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:49,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:49,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:49:49,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:52,199 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:49:52,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:52,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:49:52,216 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:49:52,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:49:52,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:52,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:52,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:49:52,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:54,888 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:49:54,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:54,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:49:54,904 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:49:54,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:49:54,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:54,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:55,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:49:55,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:02,889 WARN L293 SmtUtils]: Spent 5.22s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:50:03,653 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:50:03,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:03,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:50:03,673 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:50:03,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:50:03,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:03,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:03,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:50:03,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:11,471 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:50:11,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:11,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:50:11,488 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:50:11,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:50:11,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:11,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:11,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:11,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:50:11,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:16,329 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:50:16,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:50:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:50:16,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:50:16,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:16,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:16,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:50:16,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:27,192 WARN L293 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:50:30,454 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:50:30,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:30,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:50:30,473 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:50:30,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:50:30,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:30,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:30,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:50:30,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:36,362 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:50:36,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:36,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:50:36,378 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:50:36,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:50:36,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:36,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:36,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:50:36,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:47,407 WARN L293 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:50:49,721 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:50:49,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:49,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:50:49,740 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:50:49,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:50:49,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:49,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:49,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:50:49,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:53,509 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:50:53,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:53,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:50:53,527 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:50:53,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:50:53,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:53,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:53,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:50:53,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:56,254 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:50:56,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:56,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:50:56,273 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:50:56,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:50:56,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:56,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:56,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:50:56,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:00,021 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:51:00,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:00,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:51:00,041 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:51:00,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:51:00,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:00,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:00,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:51:00,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:04,149 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:51:04,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:04,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:51:04,168 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:51:04,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:51:04,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:04,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:04,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:51:04,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:08,606 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:51:08,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:08,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:51:08,626 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:51:08,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:51:08,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:08,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:08,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:08,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:51:08,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:15,043 WARN L293 SmtUtils]: Spent 5.68s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:51:22,231 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:51:22,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:22,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:51:22,246 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:51:22,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:51:22,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:22,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:22,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:51:22,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:28,053 WARN L293 SmtUtils]: Spent 5.05s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:51:36,576 WARN L293 SmtUtils]: Spent 8.46s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:51:40,624 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:51:40,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:40,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:51:40,638 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:51:40,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:51:40,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:40,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:40,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:51:40,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:47,377 WARN L293 SmtUtils]: Spent 5.00s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:51:48,455 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:51:48,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:48,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:51:48,473 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:51:48,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:51:48,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:48,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:48,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:51:48,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:53,727 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:51:53,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:53,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:51:53,746 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:51:53,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:51:53,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:53,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:53,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:53,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:51:53,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:59,739 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:51:59,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:59,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:51:59,752 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:51:59,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:51:59,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:59,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:59,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:51:59,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:52:03,231 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:52:03,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:52:03,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:52:03,249 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:52:03,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:52:03,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:52:03,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:52:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:52:03,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:52:03,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:52:06,398 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:52:06,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:52:06,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2023-12-02 21:52:06,414 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:52:06,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:52:06,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:52:06,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:52:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:52:06,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-02 21:52:06,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:52:10,326 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 160 proven. 25 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-12-02 21:52:10,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:52:10,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:52:10,440 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:52:10,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:52:10,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:52:10,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:52:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:52:10,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:52:10,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:52:15,044 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:52:15,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:52:15,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:52:15,066 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:52:15,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:52:15,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:52:15,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:52:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:52:15,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:52:15,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:52:27,075 WARN L293 SmtUtils]: Spent 5.73s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:52:29,290 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:52:29,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:52:29,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:52:29,309 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:52:29,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:52:29,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:52:29,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:52:29,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:52:29,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:52:29,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:52:32,339 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:52:32,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:52:32,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:52:32,357 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:52:32,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:52:32,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:52:32,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:52:32,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:52:32,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:52:32,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:52:35,982 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:52:35,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:52:35,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:52:35,999 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:52:35,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:52:35,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:52:35,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:52:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:52:36,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:52:36,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:52:40,132 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:52:40,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:52:40,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:52:40,146 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:52:40,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:52:40,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:52:40,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:52:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:52:40,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:52:40,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:52:42,658 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:52:42,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:52:42,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:52:42,674 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:52:42,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:52:42,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:52:42,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:52:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:52:42,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:52:42,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:03,609 WARN L293 SmtUtils]: Spent 10.08s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:53:05,009 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:53:05,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:05,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:53:05,023 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:53:05,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:53:05,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:05,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:05,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:05,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:53:05,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:14,185 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:53:14,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:14,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:53:14,211 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:53:14,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:53:14,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:14,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:14,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:53:14,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:17,453 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:53:17,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:17,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:53:17,467 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:53:17,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:53:17,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:17,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:17,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:53:17,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:20,054 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:53:20,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:20,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:53:20,071 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:53:20,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:53:20,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:20,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:20,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:53:20,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:23,602 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:53:23,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:23,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:53:23,619 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:53:23,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:53:23,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:23,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:23,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:53:23,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:27,262 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:53:27,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:27,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:53:27,279 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:53:27,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:53:27,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:27,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:27,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:53:27,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:31,404 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:53:31,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:31,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:53:31,430 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:53:31,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:53:31,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:31,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:31,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:53:31,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:34,181 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:53:34,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:34,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:53:34,197 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:53:34,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:53:34,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:34,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:34,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:53:34,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:38,203 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:53:38,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:38,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:53:38,221 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:53:38,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:53:38,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:38,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:38,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:38,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:53:38,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:42,035 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:53:42,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:42,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:53:42,090 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:53:42,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:53:42,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:42,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:42,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:53:42,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:53,856 WARN L293 SmtUtils]: Spent 10.04s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:53:58,609 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:53:58,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:58,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:53:58,626 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:53:58,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:53:58,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:58,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:58,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:53:58,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:02,400 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:54:02,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:02,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:54:02,417 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:54:02,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:54:02,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:02,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:02,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:54:02,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:54:05,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:05,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:54:05,379 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:54:05,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:54:05,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:05,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:05,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:54:05,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:08,265 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:54:08,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:08,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:54:08,282 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:54:08,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:54:08,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:08,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:08,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:54:08,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:13,040 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:54:13,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:13,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:54:13,058 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:54:13,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:54:13,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:13,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:13,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:13,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:54:13,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:26,972 WARN L293 SmtUtils]: Spent 11.31s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:54:27,441 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:54:27,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:27,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:54:27,457 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:54:27,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:54:27,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:27,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:27,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:54:27,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:31,394 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:54:31,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:31,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:54:31,422 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:54:31,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:54:31,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:31,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:31,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:31,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:54:31,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:34,238 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:54:34,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:34,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:54:34,255 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:54:34,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:54:34,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:34,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:34,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:54:34,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:37,384 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:54:37,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:37,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:54:37,401 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:54:37,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:54:37,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:37,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:37,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:54:37,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:41,850 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:54:41,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:41,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:54:41,867 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:54:41,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:54:41,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:41,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:41,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:42,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:54:42,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:45,200 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:54:45,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:45,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:54:45,218 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:54:45,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:54:45,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:45,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:45,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:45,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:54:45,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:53,406 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:54:53,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:53,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:54:53,424 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:54:53,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:54:53,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:53,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:53,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:53,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:54:53,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:57,488 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:54:57,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:57,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:54:57,505 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:54:57,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:54:57,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:57,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:57,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:54:57,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:04,247 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:55:04,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:04,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:55:04,264 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:55:04,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:55:04,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:04,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:04,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:55:04,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:09,947 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:55:09,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:09,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:55:09,966 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:55:09,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:55:09,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:09,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:10,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:55:10,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:18,428 WARN L293 SmtUtils]: Spent 6.31s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:55:20,261 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:55:20,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:20,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:55:20,278 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:55:20,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:55:20,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:20,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:20,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:55:20,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:26,607 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:55:26,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:26,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:55:26,621 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:55:26,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:55:26,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:26,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:26,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:55:26,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:29,935 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:55:29,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:29,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:55:29,951 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:55:29,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:55:29,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:29,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:30,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:55:30,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:34,311 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:55:34,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:34,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:55:34,330 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:55:34,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:55:34,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:34,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:34,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:55:34,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:37,050 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:55:37,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:37,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:55:37,066 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:55:37,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:55:37,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:37,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:37,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:37,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:55:37,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:40,295 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:55:40,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:40,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:55:40,312 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:55:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:55:40,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:40,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:40,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:55:40,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:43,498 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:55:43,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:43,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:55:43,517 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:55:43,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:55:43,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:43,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:43,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:43,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:55:43,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:52,043 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:55:52,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:52,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:55:52,056 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:55:52,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:55:52,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:52,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:52,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 21:55:52,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:58,177 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 175 proven. 21 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 21:55:58,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:58,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:55:58,256 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:55:58,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:55:58,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:58,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:58,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:55:58,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:04,475 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:56:04,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:04,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:56:04,489 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:56:04,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:56:04,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:04,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:04,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:56:04,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:09,567 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:56:09,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:09,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:56:09,582 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:56:09,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:56:09,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:09,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:09,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:56:09,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:12,304 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:56:12,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:12,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:56:12,322 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:56:12,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:56:12,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:12,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:12,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:56:12,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:24,956 WARN L293 SmtUtils]: Spent 10.08s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:56:26,092 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:56:26,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:26,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:56:26,107 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:56:26,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:56:26,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:26,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:26,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:56:26,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:29,046 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:56:29,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:29,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:56:29,063 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:56:29,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:56:29,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:29,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:29,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:29,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:56:29,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:39,864 WARN L293 SmtUtils]: Spent 10.08s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:56:45,715 WARN L293 SmtUtils]: Spent 5.42s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:56:47,356 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:56:47,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:47,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:56:47,371 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:56:47,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:56:47,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:47,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:47,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:56:47,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:52,592 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:56:52,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:52,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:56:52,605 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:56:52,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:56:52,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:52,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:52,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:52,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:56:52,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:56,397 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:56:56,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:56,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:56:56,414 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:56:56,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:56:56,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:56,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:56,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:56:56,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:01,256 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:57:01,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:01,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:01,280 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:01,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:01,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:01,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:01,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-02 21:57:01,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:09,983 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:57:10,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:10,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:10,083 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:10,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:10,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:10,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:10,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:57:10,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:14,233 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:57:14,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:14,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:14,250 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:14,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:14,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:14,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:14,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:57:14,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:17,127 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:57:17,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:17,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:17,141 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:17,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:17,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:17,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:17,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:57:17,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:24,823 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:57:24,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:24,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:24,837 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:24,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:24,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:24,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:24,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:57:24,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:27,832 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:57:27,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:27,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:27,849 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:27,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:27,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:27,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:27,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:57:27,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:31,248 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:57:31,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:31,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:31,265 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:31,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:31,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:31,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:31,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 21:57:31,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:36,728 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 175 proven. 21 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 21:57:36,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:36,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:36,742 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:36,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:36,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:36,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:36,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:57:36,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:39,956 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:57:39,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:39,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:39,971 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:39,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:39,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:39,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:40,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:57:40,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:43,257 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:57:43,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:43,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:43,274 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:43,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:43,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:43,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:43,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:43,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:57:43,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:46,632 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:57:46,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:46,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:46,645 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:46,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:46,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:46,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:46,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-02 21:57:46,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:51,013 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 21:57:51,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:51,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:51,112 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:51,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:51,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:51,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:51,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:57:51,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:55,429 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:57:55,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:55,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:55,447 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:55,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:55,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:55,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:55,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:55,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:57:55,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:58,525 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:57:58,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:58,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:57:58,538 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:57:58,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:57:58,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:58,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:58,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:57:58,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:58:05,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:05,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:58:05,852 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:58:05,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:58:05,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:05,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:06,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:58:06,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:09,424 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:58:09,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:09,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:58:09,441 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:58:09,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:58:09,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:09,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:09,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:58:09,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:14,092 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:58:14,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:14,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:58:14,105 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:58:14,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:58:14,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:14,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:14,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:14,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 40 conjunts are in the unsatisfiable core [2023-12-02 21:58:14,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:22,971 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 150 proven. 24 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-02 21:58:22,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:22,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:58:22,987 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:58:22,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:58:22,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:22,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:23,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:58:23,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:27,169 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:58:27,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:27,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:58:27,187 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:58:27,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:58:27,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:27,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:27,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:58:27,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:37,167 WARN L293 SmtUtils]: Spent 5.37s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:58:39,128 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:58:39,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:39,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:58:39,141 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:58:39,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:58:39,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:39,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:39,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:58:39,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:43,216 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 21:58:43,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:43,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:58:43,235 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:58:43,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:58:43,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:43,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:43,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:58:43,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:49,178 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:58:49,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:49,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:58:49,194 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:58:49,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:58:49,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:49,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:49,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:58:49,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:52,145 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:58:52,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:52,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:58:52,158 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:58:52,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:58:52,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:52,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:52,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:58:52,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:55,068 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:58:55,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:55,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:58:55,085 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:58:55,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:58:55,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:55,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:55,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:58:55,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:59,009 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:58:59,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:59,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:58:59,027 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:58:59,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:58:59,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:59,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:59,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:58:59,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:01,932 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:59:01,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:01,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:01,945 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:01,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:01,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:01,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:02,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:02,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:59:02,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:05,297 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:59:05,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:05,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:05,315 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:05,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:05,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:05,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:05,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 21:59:05,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:10,281 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 179 proven. 20 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-12-02 21:59:10,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:10,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:10,326 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:10,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:10,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:10,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:10,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:59:10,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:15,680 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:59:15,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:15,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:15,699 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:15,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:15,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:15,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:15,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:15,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 62 conjunts are in the unsatisfiable core [2023-12-02 21:59:15,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:20,307 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 190 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-12-02 21:59:20,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:20,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:20,326 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:20,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:20,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:20,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:20,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:20,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:59:20,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:23,794 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:59:23,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:23,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:23,809 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:23,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:23,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:23,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:23,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:23,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:59:23,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:26,928 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:59:26,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:26,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:26,944 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:26,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:26,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:26,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:27,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:27,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:59:27,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:30,505 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:59:30,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:30,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:30,523 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:30,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:30,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:30,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:30,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-02 21:59:30,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:34,615 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 175 proven. 21 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 21:59:34,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:34,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:34,634 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:34,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:34,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:34,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:34,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:59:34,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:38,668 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:59:38,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:38,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:38,686 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:38,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:38,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:38,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:38,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:38,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:59:38,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:43,531 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:59:43,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:43,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:43,549 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:43,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:43,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:43,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:43,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:59:43,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:47,497 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:59:47,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:47,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:47,510 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:47,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:47,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:47,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:47,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:59:47,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:53,709 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:59:53,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:53,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:53,723 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:53,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:53,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:53,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:53,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:59:53,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:58,933 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:59:58,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:58,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 78 transitions. [2023-12-02 21:59:58,947 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2023-12-02 21:59:58,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:59:58,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:58,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:59,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:59:59,075 INFO L285 TraceCheckSpWp]: Computing forward predicates...