./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf03248da0b4b82491822f692d5527664b721dbcd28594bdb518a5eab7d5a1f3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:30:18,428 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:30:18,556 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:30:18,565 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:30:18,566 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:30:18,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:30:18,616 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:30:18,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:30:18,618 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:30:18,623 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:30:18,624 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:30:18,625 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:30:18,625 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:30:18,627 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:30:18,628 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:30:18,629 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:30:18,629 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:30:18,629 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:30:18,630 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:30:18,630 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:30:18,631 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:30:18,631 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:30:18,632 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:30:18,633 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:30:18,634 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:30:18,634 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:30:18,635 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:30:18,635 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:30:18,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:18,636 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:30:18,637 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:30:18,638 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:30:18,638 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:30:18,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:30:18,638 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:30:18,639 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_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf03248da0b4b82491822f692d5527664b721dbcd28594bdb518a5eab7d5a1f3 [2023-11-23 20:30:19,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:30:19,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:30:19,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:30:19,051 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:30:19,052 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:30:19,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.c [2023-11-23 20:30:22,090 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:30:22,339 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:30:22,340 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/sv-benchmarks/c/array-multidimensional/rev-2-n-u.c [2023-11-23 20:30:22,348 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC/data/5ce4648e7/3c04224d04494f99a241a6e766f33f1d/FLAG14ef3511a [2023-11-23 20:30:22,365 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC/data/5ce4648e7/3c04224d04494f99a241a6e766f33f1d [2023-11-23 20:30:22,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:30:22,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:30:22,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:22,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:30:22,378 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:30:22,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:22" (1/1) ... [2023-11-23 20:30:22,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a7ae689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:22, skipping insertion in model container [2023-11-23 20:30:22,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:22" (1/1) ... [2023-11-23 20:30:22,405 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:30:22,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:22,637 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:30:22,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:22,674 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:30:22,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:22 WrapperNode [2023-11-23 20:30:22,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:22,676 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:22,676 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:30:22,676 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:30:22,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:22" (1/1) ... [2023-11-23 20:30:22,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:22" (1/1) ... [2023-11-23 20:30:22,717 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2023-11-23 20:30:22,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:22,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:30:22,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:30:22,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:30:22,729 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:22" (1/1) ... [2023-11-23 20:30:22,729 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:22" (1/1) ... [2023-11-23 20:30:22,732 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:22" (1/1) ... [2023-11-23 20:30:22,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:22" (1/1) ... [2023-11-23 20:30:22,739 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:22" (1/1) ... [2023-11-23 20:30:22,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:22" (1/1) ... [2023-11-23 20:30:22,745 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:22" (1/1) ... [2023-11-23 20:30:22,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:22" (1/1) ... [2023-11-23 20:30:22,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:30:22,761 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:30:22,761 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:30:22,761 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:30:22,762 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:22" (1/1) ... [2023-11-23 20:30:22,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:22,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:30:22,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:30:22,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15aae4a-8b96-4d19-a319-6c1f5f27a3c2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:30:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:30:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:30:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:30:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:30:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:30:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:30:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:30:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:30:22,931 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:30:22,937 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:30:23,377 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:30:23,449 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:30:23,450 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-23 20:30:23,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:23 BoogieIcfgContainer [2023-11-23 20:30:23,452 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:30:23,453 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:30:23,453 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:30:23,464 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:30:23,465 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:23" (1/1) ... [2023-11-23 20:30:23,474 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:30:23,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:23,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2023-11-23 20:30:23,536 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2023-11-23 20:30:23,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:30:23,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:23,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:23,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:23,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:23,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:23,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:23,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2023-11-23 20:30:23,751 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2023-11-23 20:30:23,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:30:23,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:23,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:23,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:23,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:23,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:23,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:23,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 69 states and 81 transitions. [2023-11-23 20:30:23,900 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 81 transitions. [2023-11-23 20:30:23,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:30:23,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:23,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:23,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:23,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:23,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:23,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:23,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:23,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 72 states and 88 transitions. [2023-11-23 20:30:23,976 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2023-11-23 20:30:23,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:30:23,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:23,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:24,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:24,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:24,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:24,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:24,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 75 states and 95 transitions. [2023-11-23 20:30:24,239 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 95 transitions. [2023-11-23 20:30:24,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:30:24,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:24,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:24,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:24,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:24,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:24,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:24,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 77 states and 100 transitions. [2023-11-23 20:30:24,408 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 100 transitions. [2023-11-23 20:30:24,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:30:24,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:24,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:24,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:24,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:24,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:24,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:24,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 81 states and 110 transitions. [2023-11-23 20:30:24,684 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2023-11-23 20:30:24,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:30:24,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:24,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:24,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:24,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:24,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:24,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:24,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 84 states and 117 transitions. [2023-11-23 20:30:24,743 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 117 transitions. [2023-11-23 20:30:24,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:30:24,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:24,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:24,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:24,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:24,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:24,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:24,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 86 states and 122 transitions. [2023-11-23 20:30:24,795 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2023-11-23 20:30:24,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:30:24,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:24,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:24,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:24,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:24,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:24,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:24,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2023-11-23 20:30:24,959 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2023-11-23 20:30:24,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:30:24,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:24,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:24,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:24,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:25,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:25,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:25,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 91 states and 133 transitions. [2023-11-23 20:30:25,222 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 133 transitions. [2023-11-23 20:30:25,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:30:25,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:25,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:25,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:25,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:25,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:25,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:25,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 88 states and 124 transitions. [2023-11-23 20:30:25,309 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 124 transitions. [2023-11-23 20:30:25,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:30:25,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:25,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:25,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:25,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:25,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:25,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:25,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 90 states and 125 transitions. [2023-11-23 20:30:25,415 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 125 transitions. [2023-11-23 20:30:25,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:30:25,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:25,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:25,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:25,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:25,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:25,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:25,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 92 states and 129 transitions. [2023-11-23 20:30:25,887 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 129 transitions. [2023-11-23 20:30:25,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:30:25,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:25,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:25,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:25,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:25,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:25,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:26,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:26,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 95 states and 136 transitions. [2023-11-23 20:30:26,265 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2023-11-23 20:30:26,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:30:26,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:26,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:26,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:26,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:26,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:26,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:26,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 98 states and 139 transitions. [2023-11-23 20:30:26,494 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 139 transitions. [2023-11-23 20:30:26,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:30:26,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:26,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:26,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:26,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:26,559 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:30:26,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:26,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 100 states and 140 transitions. [2023-11-23 20:30:26,657 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 140 transitions. [2023-11-23 20:30:26,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:30:26,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:26,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:26,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:30:26,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:26,774 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:27,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:27,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 103 states and 143 transitions. [2023-11-23 20:30:27,053 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 143 transitions. [2023-11-23 20:30:27,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:30:27,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:27,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:27,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:30:27,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:27,155 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:27,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:27,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 106 states and 150 transitions. [2023-11-23 20:30:27,442 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 150 transitions. [2023-11-23 20:30:27,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:30:27,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:27,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:27,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:27,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:27,503 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:30:27,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:27,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 109 states and 153 transitions. [2023-11-23 20:30:27,668 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 153 transitions. [2023-11-23 20:30:27,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:30:27,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:27,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:27,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:27,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:27,723 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:27,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:27,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 111 states and 154 transitions. [2023-11-23 20:30:27,805 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 154 transitions. [2023-11-23 20:30:27,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:30:27,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:27,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:27,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:30:27,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:27,948 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:28,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:28,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 114 states and 157 transitions. [2023-11-23 20:30:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 157 transitions. [2023-11-23 20:30:28,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:30:28,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:28,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:28,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:30:28,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:28,337 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:28,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:28,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 117 states and 164 transitions. [2023-11-23 20:30:28,655 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 164 transitions. [2023-11-23 20:30:28,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:30:28,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:28,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:28,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:28,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:28,715 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:28,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:28,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 120 states and 167 transitions. [2023-11-23 20:30:28,913 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2023-11-23 20:30:28,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:30:28,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:28,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:28,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:28,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:28,977 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:30:29,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:29,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 122 states and 168 transitions. [2023-11-23 20:30:29,090 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 168 transitions. [2023-11-23 20:30:29,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:30:29,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:29,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:29,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:30:29,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:29,241 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:29,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:29,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 125 states and 171 transitions. [2023-11-23 20:30:29,536 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 171 transitions. [2023-11-23 20:30:29,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:30:29,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:29,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:29,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:30:29,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:29,651 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:29,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:29,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 128 states and 178 transitions. [2023-11-23 20:30:29,982 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2023-11-23 20:30:29,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:30:29,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:29,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:30,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:30,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:30,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:30,047 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:30:30,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:30,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 131 states and 181 transitions. [2023-11-23 20:30:30,268 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2023-11-23 20:30:30,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:30:30,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:30,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:30,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:30,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:30,345 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:30:30,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:30,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 133 states and 182 transitions. [2023-11-23 20:30:30,444 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 182 transitions. [2023-11-23 20:30:30,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:30:30,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:30,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:30,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:30,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:30:30,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:30,614 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:30,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:30,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 136 states and 185 transitions. [2023-11-23 20:30:30,944 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 185 transitions. [2023-11-23 20:30:30,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:30:30,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:30,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:30,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:30,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:30:30,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:31,087 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:31,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:31,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 139 states and 192 transitions. [2023-11-23 20:30:31,457 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2023-11-23 20:30:31,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:30:31,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:31,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:31,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:31,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:31,522 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:30:31,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:31,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 142 states and 195 transitions. [2023-11-23 20:30:31,732 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 195 transitions. [2023-11-23 20:30:31,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:30:31,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:31,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:31,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:31,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:31,802 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:30:31,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:31,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 144 states and 196 transitions. [2023-11-23 20:30:31,907 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2023-11-23 20:30:31,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:30:31,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:31,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:31,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:30:31,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:32,092 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:32,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:32,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 147 states and 199 transitions. [2023-11-23 20:30:32,438 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 199 transitions. [2023-11-23 20:30:32,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:30:32,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:32,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:32,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:32,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:30:32,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:32,584 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:32,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:32,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 150 states and 206 transitions. [2023-11-23 20:30:32,976 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 206 transitions. [2023-11-23 20:30:32,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:30:32,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:32,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:33,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:33,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:30:33,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:33,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 153 states and 209 transitions. [2023-11-23 20:30:33,289 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 209 transitions. [2023-11-23 20:30:33,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:30:33,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:33,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:33,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:33,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:33,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:33,365 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:30:33,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:33,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 155 states and 210 transitions. [2023-11-23 20:30:33,484 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 210 transitions. [2023-11-23 20:30:33,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:30:33,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:33,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:33,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:30:33,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:33,673 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:34,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:34,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 158 states and 213 transitions. [2023-11-23 20:30:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 213 transitions. [2023-11-23 20:30:34,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:30:34,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:34,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:34,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:30:34,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:34,179 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:34,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:34,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 161 states and 220 transitions. [2023-11-23 20:30:34,577 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 220 transitions. [2023-11-23 20:30:34,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:30:34,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:34,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:34,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:34,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:34,650 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:30:34,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:34,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 164 states and 223 transitions. [2023-11-23 20:30:34,917 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2023-11-23 20:30:34,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:30:34,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:34,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:34,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:34,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:35,023 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:30:35,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:35,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 166 states and 224 transitions. [2023-11-23 20:30:35,158 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 224 transitions. [2023-11-23 20:30:35,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:30:35,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:35,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:35,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:30:35,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:35,381 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:35,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 169 states and 227 transitions. [2023-11-23 20:30:35,762 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 227 transitions. [2023-11-23 20:30:35,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:30:35,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:35,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:35,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:30:35,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:35,925 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:36,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:36,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 172 states and 234 transitions. [2023-11-23 20:30:36,371 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 234 transitions. [2023-11-23 20:30:36,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:30:36,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:36,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:36,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:36,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:36,465 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:30:36,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:36,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 175 states and 237 transitions. [2023-11-23 20:30:36,732 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 237 transitions. [2023-11-23 20:30:36,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:30:36,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:36,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:36,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:36,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:36,818 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-23 20:30:36,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:36,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 177 states and 238 transitions. [2023-11-23 20:30:36,952 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 238 transitions. [2023-11-23 20:30:36,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:30:36,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:36,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:36,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:30:36,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:37,191 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:37,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:37,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 180 states and 241 transitions. [2023-11-23 20:30:37,620 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 241 transitions. [2023-11-23 20:30:37,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:30:37,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:37,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:37,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:30:37,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:37,790 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:38,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:38,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 183 states and 248 transitions. [2023-11-23 20:30:38,239 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 248 transitions. [2023-11-23 20:30:38,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:30:38,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:38,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:38,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:38,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:38,336 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-23 20:30:38,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:38,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 186 states and 251 transitions. [2023-11-23 20:30:38,597 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 251 transitions. [2023-11-23 20:30:38,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:30:38,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:38,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:38,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:38,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:38,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:38,728 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:38,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:38,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 188 states and 252 transitions. [2023-11-23 20:30:38,850 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 252 transitions. [2023-11-23 20:30:38,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:30:38,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:38,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:38,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:30:38,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:39,125 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:39,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:39,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 191 states and 255 transitions. [2023-11-23 20:30:39,559 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 255 transitions. [2023-11-23 20:30:39,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:30:39,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:39,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:39,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:39,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:30:39,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:39,749 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:40,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:40,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 194 states and 262 transitions. [2023-11-23 20:30:40,224 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 262 transitions. [2023-11-23 20:30:40,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:30:40,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:40,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:40,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:40,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:40,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:40,333 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:30:40,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:40,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 197 states and 265 transitions. [2023-11-23 20:30:40,633 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 265 transitions. [2023-11-23 20:30:40,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:30:40,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:40,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:40,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:40,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:30:40,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:40,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 199 states and 266 transitions. [2023-11-23 20:30:40,897 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 266 transitions. [2023-11-23 20:30:40,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:30:40,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:40,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:40,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:30:40,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:41,218 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:41,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:41,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 202 states and 269 transitions. [2023-11-23 20:30:41,652 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 269 transitions. [2023-11-23 20:30:41,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:30:41,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:41,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:41,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:30:41,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:41,846 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:42,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:42,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 205 states and 276 transitions. [2023-11-23 20:30:42,351 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 276 transitions. [2023-11-23 20:30:42,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:30:42,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:42,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:42,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:42,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:42,467 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:30:42,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:42,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 208 states and 279 transitions. [2023-11-23 20:30:42,813 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 279 transitions. [2023-11-23 20:30:42,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:30:42,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:42,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:42,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:42,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:42,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:42,928 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-23 20:30:43,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:43,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 210 states and 280 transitions. [2023-11-23 20:30:43,080 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 280 transitions. [2023-11-23 20:30:43,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:30:43,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:43,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:43,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:30:43,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:43,389 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:43,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:43,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 213 states and 283 transitions. [2023-11-23 20:30:43,884 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 283 transitions. [2023-11-23 20:30:43,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:30:43,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:43,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:43,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:30:43,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:44,108 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:44,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:44,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 216 states and 290 transitions. [2023-11-23 20:30:44,634 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 290 transitions. [2023-11-23 20:30:44,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:30:44,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:44,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:44,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:44,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:44,745 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-23 20:30:45,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:45,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 219 states and 293 transitions. [2023-11-23 20:30:45,051 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 293 transitions. [2023-11-23 20:30:45,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:30:45,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:45,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:45,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:45,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:45,170 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-23 20:30:45,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:45,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 221 states and 294 transitions. [2023-11-23 20:30:45,334 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 294 transitions. [2023-11-23 20:30:45,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:30:45,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:45,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:45,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:45,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:30:45,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:45,728 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:46,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:46,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 224 states and 297 transitions. [2023-11-23 20:30:46,235 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 297 transitions. [2023-11-23 20:30:46,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:30:46,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:46,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:46,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:30:46,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:46,464 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:47,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:47,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 227 states and 304 transitions. [2023-11-23 20:30:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 304 transitions. [2023-11-23 20:30:47,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:30:47,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:47,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:47,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:47,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:47,153 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-23 20:30:47,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:47,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 230 states and 307 transitions. [2023-11-23 20:30:47,518 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 307 transitions. [2023-11-23 20:30:47,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:30:47,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:47,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:47,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:47,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:47,662 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-23 20:30:47,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:47,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 232 states and 308 transitions. [2023-11-23 20:30:47,842 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 308 transitions. [2023-11-23 20:30:47,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:30:47,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:47,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:47,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:47,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:30:47,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:48,181 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:48,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:48,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 235 states and 311 transitions. [2023-11-23 20:30:48,772 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 311 transitions. [2023-11-23 20:30:48,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:30:48,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:48,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:48,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:48,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:30:48,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:49,008 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:49,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:49,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 238 states and 318 transitions. [2023-11-23 20:30:49,586 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 318 transitions. [2023-11-23 20:30:49,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:30:49,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:49,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:49,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:49,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:49,700 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-23 20:30:50,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:50,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 241 states and 321 transitions. [2023-11-23 20:30:50,055 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 321 transitions. [2023-11-23 20:30:50,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:30:50,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:50,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:50,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:50,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:50,191 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-23 20:30:50,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:50,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 243 states and 322 transitions. [2023-11-23 20:30:50,397 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 322 transitions. [2023-11-23 20:30:50,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:30:50,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:50,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:50,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:30:50,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:50,754 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:51,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:51,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 246 states and 325 transitions. [2023-11-23 20:30:51,331 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 325 transitions. [2023-11-23 20:30:51,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:30:51,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:51,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:51,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:51,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:30:51,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:51,611 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:52,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:52,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 249 states and 332 transitions. [2023-11-23 20:30:52,204 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 332 transitions. [2023-11-23 20:30:52,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:30:52,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:52,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:52,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:52,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:52,364 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-23 20:30:52,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:52,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 252 states and 335 transitions. [2023-11-23 20:30:52,731 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 335 transitions. [2023-11-23 20:30:52,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:30:52,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:52,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:52,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:52,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:52,872 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-23 20:30:53,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:53,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 254 states and 336 transitions. [2023-11-23 20:30:53,075 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 336 transitions. [2023-11-23 20:30:53,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:30:53,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:53,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:53,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:30:53,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:53,465 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:54,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:54,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 257 states and 339 transitions. [2023-11-23 20:30:54,112 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 339 transitions. [2023-11-23 20:30:54,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:30:54,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:54,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:54,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:30:54,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:54,356 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:54,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:54,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 260 states and 346 transitions. [2023-11-23 20:30:54,988 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 346 transitions. [2023-11-23 20:30:54,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:30:54,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:54,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:55,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:55,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:55,160 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-23 20:30:55,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:55,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 263 states and 349 transitions. [2023-11-23 20:30:55,559 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 349 transitions. [2023-11-23 20:30:55,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:30:55,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:55,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:55,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:55,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:55,709 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-23 20:30:55,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:55,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 265 states and 350 transitions. [2023-11-23 20:30:55,953 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 350 transitions. [2023-11-23 20:30:55,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:30:55,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:55,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:56,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:30:56,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:56,385 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:56,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:56,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 268 states and 353 transitions. [2023-11-23 20:30:56,999 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 353 transitions. [2023-11-23 20:30:56,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:30:57,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:57,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:57,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:30:57,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:57,287 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:58,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:58,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 271 states and 360 transitions. [2023-11-23 20:30:58,027 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 360 transitions. [2023-11-23 20:30:58,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:30:58,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:58,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:58,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:58,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:58,179 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-23 20:30:58,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:58,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 274 states and 363 transitions. [2023-11-23 20:30:58,588 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 363 transitions. [2023-11-23 20:30:58,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:30:58,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:58,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:58,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:58,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-23 20:30:58,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:58,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 276 states and 364 transitions. [2023-11-23 20:30:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 364 transitions. [2023-11-23 20:30:58,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:30:58,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:58,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:59,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:30:59,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:59,378 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:31:00,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:00,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 279 states and 367 transitions. [2023-11-23 20:31:00,068 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 367 transitions. [2023-11-23 20:31:00,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:31:00,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:00,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:00,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:31:00,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:00,348 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:01,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:01,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 282 states and 374 transitions. [2023-11-23 20:31:01,057 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 374 transitions. [2023-11-23 20:31:01,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:31:01,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:01,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:01,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:31:01,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:01,200 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-23 20:31:01,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:01,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 285 states and 377 transitions. [2023-11-23 20:31:01,629 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 377 transitions. [2023-11-23 20:31:01,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:31:01,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:01,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:01,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:01,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:31:01,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:01,805 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-23 20:31:02,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:02,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 287 states and 378 transitions. [2023-11-23 20:31:02,094 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 378 transitions. [2023-11-23 20:31:02,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:31:02,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:02,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:02,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 20:31:02,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:02,534 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:31:03,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:03,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 290 states and 381 transitions. [2023-11-23 20:31:03,229 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 381 transitions. [2023-11-23 20:31:03,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:31:03,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:03,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:03,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 20:31:03,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:03,529 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:04,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:04,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 293 states and 388 transitions. [2023-11-23 20:31:04,344 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 388 transitions. [2023-11-23 20:31:04,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:31:04,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:04,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:04,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:31:04,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:04,502 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-23 20:31:04,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:04,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2023-11-23 20:31:04,985 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2023-11-23 20:31:04,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:31:04,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:04,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:05,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:31:05,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:05,144 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-23 20:31:05,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:05,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 298 states and 392 transitions. [2023-11-23 20:31:05,370 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 392 transitions. [2023-11-23 20:31:05,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:31:05,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:05,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:05,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:05,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:31:05,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:05,803 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:31:06,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:06,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 301 states and 395 transitions. [2023-11-23 20:31:06,499 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 395 transitions. [2023-11-23 20:31:06,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:31:06,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:06,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:06,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:31:06,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:06,875 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:07,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:07,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 304 states and 402 transitions. [2023-11-23 20:31:07,687 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 402 transitions. [2023-11-23 20:31:07,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:31:07,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:07,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:07,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:31:07,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:07,839 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-23 20:31:08,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:08,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 307 states and 405 transitions. [2023-11-23 20:31:08,346 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 405 transitions. [2023-11-23 20:31:08,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:31:08,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:08,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:08,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:31:08,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:08,502 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-23 20:31:08,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:08,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 309 states and 406 transitions. [2023-11-23 20:31:08,747 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 406 transitions. [2023-11-23 20:31:08,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:31:08,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:08,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:08,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-23 20:31:08,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:09,284 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 22 proven. 590 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:31:10,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:10,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 312 states and 409 transitions. [2023-11-23 20:31:10,095 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 409 transitions. [2023-11-23 20:31:10,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:31:10,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:10,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:10,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:10,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-23 20:31:10,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:10,431 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:31:11,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 315 states and 416 transitions. [2023-11-23 20:31:11,308 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 416 transitions. [2023-11-23 20:31:11,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:31:11,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:11,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:11,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:31:11,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:11,476 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-23 20:31:12,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:12,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 318 states and 419 transitions. [2023-11-23 20:31:12,022 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 419 transitions. [2023-11-23 20:31:12,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:31:12,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:12,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:12,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:12,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:31:12,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:12,184 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-23 20:31:12,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:12,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 320 states and 420 transitions. [2023-11-23 20:31:12,432 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 420 transitions. [2023-11-23 20:31:12,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:31:12,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:12,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:12,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-23 20:31:12,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:12,923 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 23 proven. 651 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:31:13,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:13,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 323 states and 423 transitions. [2023-11-23 20:31:13,777 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 423 transitions. [2023-11-23 20:31:13,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:31:13,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:13,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:13,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-23 20:31:13,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:31:14,129 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 759 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.