./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/copy-3-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecbb82b-ad43-490d-bf7b-9e09d9533286/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecbb82b-ad43-490d-bf7b-9e09d9533286/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_3ecbb82b-ad43-490d-bf7b-9e09d9533286/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecbb82b-ad43-490d-bf7b-9e09d9533286/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/copy-3-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecbb82b-ad43-490d-bf7b-9e09d9533286/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_3ecbb82b-ad43-490d-bf7b-9e09d9533286/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 caaec4b6d97bde36a1fbc7dfb6c9c9f88e0ac7fb0d2e87f4054fca32d8e102e9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:20:46,689 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:20:46,858 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecbb82b-ad43-490d-bf7b-9e09d9533286/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:20:46,866 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:20:46,867 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:20:46,909 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:20:46,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:20:46,911 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:20:46,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:20:46,917 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:20:46,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:20:46,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:20:46,919 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:20:46,921 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:20:46,921 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:20:46,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:20:46,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:20:46,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:20:46,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:20:46,924 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:20:46,924 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:20:46,925 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:20:46,925 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:20:46,926 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:20:46,927 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:20:46,927 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:20:46,928 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:20:46,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:20:46,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:46,930 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:20:46,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:20:46,931 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:20:46,932 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:20:46,932 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:20:46,932 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:20:46,933 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_3ecbb82b-ad43-490d-bf7b-9e09d9533286/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecbb82b-ad43-490d-bf7b-9e09d9533286/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> caaec4b6d97bde36a1fbc7dfb6c9c9f88e0ac7fb0d2e87f4054fca32d8e102e9 [2023-11-23 20:20:47,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:20:47,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:20:47,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:20:47,310 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:20:47,311 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:20:47,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecbb82b-ad43-490d-bf7b-9e09d9533286/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-multidimensional/copy-3-n-u.c [2023-11-23 20:20:50,519 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:20:50,738 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:20:50,739 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecbb82b-ad43-490d-bf7b-9e09d9533286/sv-benchmarks/c/array-multidimensional/copy-3-n-u.c [2023-11-23 20:20:50,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecbb82b-ad43-490d-bf7b-9e09d9533286/bin/ukojak-verify-1t5iHCbJaC/data/b7ae36b86/8820907fe32d465f9955219e22b8aedd/FLAG7c3211e00 [2023-11-23 20:20:50,763 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecbb82b-ad43-490d-bf7b-9e09d9533286/bin/ukojak-verify-1t5iHCbJaC/data/b7ae36b86/8820907fe32d465f9955219e22b8aedd [2023-11-23 20:20:50,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:20:50,768 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:20:50,770 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:50,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:20:50,782 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:20:50,783 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:50" (1/1) ... [2023-11-23 20:20:50,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ecb4cd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:50, skipping insertion in model container [2023-11-23 20:20:50,785 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:50" (1/1) ... [2023-11-23 20:20:50,837 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:20:51,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:51,099 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:20:51,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:51,143 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:20:51,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51 WrapperNode [2023-11-23 20:20:51,143 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:51,145 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:51,145 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:20:51,145 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:20:51,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,162 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,204 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 127 [2023-11-23 20:20:51,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:51,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:20:51,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:20:51,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:20:51,214 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,217 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,217 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,237 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,239 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,243 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,246 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:20:51,247 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:20:51,247 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:20:51,247 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:20:51,248 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:51,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecbb82b-ad43-490d-bf7b-9e09d9533286/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:20:51,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecbb82b-ad43-490d-bf7b-9e09d9533286/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:20:51,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ecbb82b-ad43-490d-bf7b-9e09d9533286/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:20:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:20:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:20:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:20:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:20:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:20:51,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:20:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:20:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:20:51,427 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:20:51,430 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:20:51,732 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:20:51,812 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:20:51,813 INFO L309 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-23 20:20:51,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:51 BoogieIcfgContainer [2023-11-23 20:20:51,815 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:20:51,816 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:20:51,817 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:20:51,830 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:20:51,830 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:51" (1/1) ... [2023-11-23 20:20:51,842 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:20:51,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:51,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-23 20:20:51,911 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-23 20:20:51,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:20:51,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:51,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:52,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:52,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:52,167 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 20:20:52,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:52,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-23 20:20:52,213 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-23 20:20:52,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:20:52,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:52,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:52,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:52,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:52,262 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 20:20:52,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:52,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 53 states and 70 transitions. [2023-11-23 20:20:52,341 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2023-11-23 20:20:52,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:20:52,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:52,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:52,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:52,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:52,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:52,414 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 20:20:52,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:52,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 55 states and 75 transitions. [2023-11-23 20:20:52,539 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2023-11-23 20:20:52,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:20:52,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:52,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:52,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:52,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:52,597 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 20:20:52,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:52,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 59 states and 84 transitions. [2023-11-23 20:20:52,838 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2023-11-23 20:20:52,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:20:52,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:52,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:52,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:52,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:52,903 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 20:20:52,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:52,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2023-11-23 20:20:52,936 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2023-11-23 20:20:52,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:20:52,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:52,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:52,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:52,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:52,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:53,009 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 20:20:53,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:53,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 66 states and 104 transitions. [2023-11-23 20:20:53,323 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 104 transitions. [2023-11-23 20:20:53,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:20:53,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:53,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:53,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:53,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:53,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:53,399 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 20:20:53,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:53,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 69 states and 113 transitions. [2023-11-23 20:20:53,627 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 113 transitions. [2023-11-23 20:20:53,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:20:53,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:53,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:53,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:53,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:53,668 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 20:20:53,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:53,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 72 states and 120 transitions. [2023-11-23 20:20:53,693 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 120 transitions. [2023-11-23 20:20:53,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:20:53,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:53,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:53,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:53,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:53,758 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 20:20:53,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:53,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 74 states and 124 transitions. [2023-11-23 20:20:53,784 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 124 transitions. [2023-11-23 20:20:53,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:20:53,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:53,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:53,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:53,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:53,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:53,832 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 20:20:53,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:53,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 77 states and 133 transitions. [2023-11-23 20:20:53,900 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 133 transitions. [2023-11-23 20:20:53,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:20:53,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:53,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:53,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:53,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:53,947 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 20:20:53,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:53,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 81 states and 142 transitions. [2023-11-23 20:20:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 142 transitions. [2023-11-23 20:20:53,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:20:53,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:53,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:54,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:54,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:54,032 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 20:20:54,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:54,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 83 states and 146 transitions. [2023-11-23 20:20:54,059 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 146 transitions. [2023-11-23 20:20:54,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:20:54,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:54,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:54,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:54,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:54,102 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 20:20:54,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 86 states and 155 transitions. [2023-11-23 20:20:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 155 transitions. [2023-11-23 20:20:54,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:20:54,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:54,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:54,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:54,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:54,186 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 20:20:54,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:54,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 90 states and 164 transitions. [2023-11-23 20:20:54,230 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 164 transitions. [2023-11-23 20:20:54,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:20:54,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:54,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:54,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:54,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:54,280 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 20:20:54,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:54,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 93 states and 171 transitions. [2023-11-23 20:20:54,431 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 171 transitions. [2023-11-23 20:20:54,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:20:54,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:54,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:54,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:54,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:54,464 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 20:20:54,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:54,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 97 states and 185 transitions. [2023-11-23 20:20:54,571 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 185 transitions. [2023-11-23 20:20:54,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:20:54,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:54,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:54,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:54,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:54,617 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 20:20:54,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:54,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2023-11-23 20:20:54,962 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2023-11-23 20:20:54,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:20:54,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:54,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:54,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:54,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:54,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:55,044 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 20:20:55,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:55,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 101 states and 194 transitions. [2023-11-23 20:20:55,071 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 194 transitions. [2023-11-23 20:20:55,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:20:55,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:55,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:55,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:55,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:55,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:55,113 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 20:20:55,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:55,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 103 states and 195 transitions. [2023-11-23 20:20:55,191 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 195 transitions. [2023-11-23 20:20:55,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:20:55,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:55,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:55,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:55,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:55,303 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 20:20:55,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:55,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 105 states and 200 transitions. [2023-11-23 20:20:55,681 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 200 transitions. [2023-11-23 20:20:55,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:20:55,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:55,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:55,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:55,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:55,723 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 20:20:55,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:55,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 108 states and 207 transitions. [2023-11-23 20:20:55,759 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 207 transitions. [2023-11-23 20:20:55,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:20:55,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:55,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:55,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:55,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:55,793 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 20:20:55,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:55,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2023-11-23 20:20:55,839 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2023-11-23 20:20:55,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:20:55,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:55,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:55,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:55,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:55,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:55,953 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 20:20:56,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:56,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 115 states and 230 transitions. [2023-11-23 20:20:56,625 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 230 transitions. [2023-11-23 20:20:56,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:20:56,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:56,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:56,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:56,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:56,667 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 20:20:56,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:56,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 117 states and 231 transitions. [2023-11-23 20:20:56,695 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 231 transitions. [2023-11-23 20:20:56,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:20:56,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:56,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:56,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:56,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:56,803 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 20:20:57,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:57,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 120 states and 240 transitions. [2023-11-23 20:20:57,146 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 240 transitions. [2023-11-23 20:20:57,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:20:57,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:57,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:57,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:57,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:57,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:57,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:57,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 121 states and 242 transitions. [2023-11-23 20:20:57,552 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 242 transitions. [2023-11-23 20:20:57,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:20:57,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:57,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:57,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:57,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:57,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:57,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:57,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 124 states and 245 transitions. [2023-11-23 20:20:57,815 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 245 transitions. [2023-11-23 20:20:57,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:20:57,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:57,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:57,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:57,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:57,878 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 20:20:58,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:58,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 126 states and 246 transitions. [2023-11-23 20:20:58,078 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 246 transitions. [2023-11-23 20:20:58,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:20:58,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:58,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:58,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:58,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:58,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:59,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:59,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 132 states and 259 transitions. [2023-11-23 20:20:59,169 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 259 transitions. [2023-11-23 20:20:59,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:20:59,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:59,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:59,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:20:59,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:59,312 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 20:20:59,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:59,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 135 states and 262 transitions. [2023-11-23 20:20:59,876 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 262 transitions. [2023-11-23 20:20:59,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:20:59,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:59,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:59,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:59,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:59,935 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 20:21:00,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:00,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 137 states and 263 transitions. [2023-11-23 20:21:00,060 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 263 transitions. [2023-11-23 20:21:00,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:21:00,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:00,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:00,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:21:00,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:00,170 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 20:21:00,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:00,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 140 states and 273 transitions. [2023-11-23 20:21:00,552 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 273 transitions. [2023-11-23 20:21:00,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:21:00,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:00,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:00,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:00,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:00,598 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:00,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:00,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 143 states and 276 transitions. [2023-11-23 20:21:00,848 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 276 transitions. [2023-11-23 20:21:00,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:21:00,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:00,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:00,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:00,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:00,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:00,903 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 20:21:01,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:01,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 145 states and 277 transitions. [2023-11-23 20:21:01,133 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 277 transitions. [2023-11-23 20:21:01,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:21:01,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:01,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:01,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:01,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:01,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:21:01,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:01,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 148 states and 280 transitions. [2023-11-23 20:21:01,490 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 280 transitions. [2023-11-23 20:21:01,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:21:01,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:01,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:01,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:01,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:01,640 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 20:21:02,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:02,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 151 states and 283 transitions. [2023-11-23 20:21:02,010 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 283 transitions. [2023-11-23 20:21:02,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:21:02,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:02,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:02,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:02,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:02,060 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 20:21:02,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:02,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 153 states and 284 transitions. [2023-11-23 20:21:02,185 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 284 transitions. [2023-11-23 20:21:02,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:21:02,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:02,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:02,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:02,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:02,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:02,297 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 20:21:02,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:02,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 156 states and 294 transitions. [2023-11-23 20:21:02,744 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 294 transitions. [2023-11-23 20:21:02,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:21:02,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:02,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:02,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:02,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:02,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:02,808 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:21:03,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:03,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 159 states and 297 transitions. [2023-11-23 20:21:03,042 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 297 transitions. [2023-11-23 20:21:03,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:21:03,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:03,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:03,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:03,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:03,091 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 20:21:03,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:03,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 161 states and 298 transitions. [2023-11-23 20:21:03,323 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 298 transitions. [2023-11-23 20:21:03,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:21:03,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:03,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:03,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:03,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:03,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:21:03,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:03,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 164 states and 301 transitions. [2023-11-23 20:21:03,643 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 301 transitions. [2023-11-23 20:21:03,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:21:03,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:03,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:03,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:21:03,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:03,815 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 20:21:04,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:04,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 167 states and 304 transitions. [2023-11-23 20:21:04,228 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 304 transitions. [2023-11-23 20:21:04,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:21:04,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:04,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:04,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:04,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:04,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:04,288 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 20:21:04,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:04,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 169 states and 305 transitions. [2023-11-23 20:21:04,440 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 305 transitions. [2023-11-23 20:21:04,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:21:04,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:04,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:04,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:21:04,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:04,589 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 20:21:05,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:05,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 172 states and 315 transitions. [2023-11-23 20:21:05,057 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 315 transitions. [2023-11-23 20:21:05,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:21:05,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:05,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:05,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:05,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:05,130 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:21:05,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:05,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 175 states and 318 transitions. [2023-11-23 20:21:05,389 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 318 transitions. [2023-11-23 20:21:05,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:21:05,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:05,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:05,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:05,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:05,479 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 20:21:05,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:05,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 177 states and 319 transitions. [2023-11-23 20:21:05,741 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 319 transitions. [2023-11-23 20:21:05,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:21:05,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:05,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:05,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:05,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:05,806 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:21:06,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:06,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 180 states and 322 transitions. [2023-11-23 20:21:06,109 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 322 transitions. [2023-11-23 20:21:06,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:21:06,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:06,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:06,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:21:06,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:06,319 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 20:21:06,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:06,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 183 states and 325 transitions. [2023-11-23 20:21:06,737 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 325 transitions. [2023-11-23 20:21:06,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:21:06,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:06,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:06,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:06,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:06,819 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 20:21:06,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:06,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 185 states and 326 transitions. [2023-11-23 20:21:06,971 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 326 transitions. [2023-11-23 20:21:06,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:21:06,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:06,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:07,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:21:07,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:07,127 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 20:21:07,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:07,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 188 states and 336 transitions. [2023-11-23 20:21:07,595 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 336 transitions. [2023-11-23 20:21:07,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:21:07,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:07,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:07,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:07,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:07,661 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:21:07,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:07,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 191 states and 339 transitions. [2023-11-23 20:21:07,949 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 339 transitions. [2023-11-23 20:21:07,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:21:07,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:07,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:08,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:08,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:08,034 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 20:21:08,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:08,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 193 states and 340 transitions. [2023-11-23 20:21:08,306 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 340 transitions. [2023-11-23 20:21:08,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:21:08,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:08,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:08,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:08,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:08,379 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:21:08,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:08,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 196 states and 343 transitions. [2023-11-23 20:21:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 343 transitions. [2023-11-23 20:21:08,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:21:08,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:08,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:08,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:08,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:21:08,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:08,984 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 20:21:09,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:09,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 199 states and 346 transitions. [2023-11-23 20:21:09,466 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 346 transitions. [2023-11-23 20:21:09,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:21:09,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:09,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:09,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:09,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:09,541 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 20:21:09,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:09,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 201 states and 347 transitions. [2023-11-23 20:21:09,693 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 347 transitions. [2023-11-23 20:21:09,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:21:09,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:09,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:09,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:21:09,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:09,905 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 20:21:10,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:10,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 204 states and 357 transitions. [2023-11-23 20:21:10,412 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 357 transitions. [2023-11-23 20:21:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:21:10,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:10,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:10,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:10,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-23 20:21:10,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:10,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 207 states and 360 transitions. [2023-11-23 20:21:10,791 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 360 transitions. [2023-11-23 20:21:10,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:21:10,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:10,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:10,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:10,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:10,874 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 20:21:11,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:11,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 209 states and 361 transitions. [2023-11-23 20:21:11,158 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 361 transitions. [2023-11-23 20:21:11,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:21:11,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:11,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:11,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:11,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-23 20:21:11,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:11,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 212 states and 364 transitions. [2023-11-23 20:21:11,625 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 364 transitions. [2023-11-23 20:21:11,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:21:11,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:11,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:11,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:21:11,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:11,879 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 20:21:12,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:12,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 215 states and 367 transitions. [2023-11-23 20:21:12,437 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 367 transitions. [2023-11-23 20:21:12,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:21:12,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:12,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:12,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:12,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:12,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:12,537 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 20:21:12,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:12,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 217 states and 368 transitions. [2023-11-23 20:21:12,696 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 368 transitions. [2023-11-23 20:21:12,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:21:12,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:12,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:12,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:12,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:21:12,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:12,883 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 20:21:13,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:13,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 220 states and 378 transitions. [2023-11-23 20:21:13,417 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 378 transitions. [2023-11-23 20:21:13,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:21:13,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:13,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:13,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:13,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:13,508 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-23 20:21:13,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:13,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 223 states and 381 transitions. [2023-11-23 20:21:13,956 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 381 transitions. [2023-11-23 20:21:13,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:21:13,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:13,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:14,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:14,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:14,047 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 20:21:14,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:14,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 225 states and 382 transitions. [2023-11-23 20:21:14,366 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 382 transitions. [2023-11-23 20:21:14,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:21:14,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:14,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:14,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:14,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:14,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:14,454 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-23 20:21:14,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:14,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 228 states and 385 transitions. [2023-11-23 20:21:14,834 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 385 transitions. [2023-11-23 20:21:14,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:21:14,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:14,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:14,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:14,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:21:14,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:15,105 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 20:21:15,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:15,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 231 states and 388 transitions. [2023-11-23 20:21:15,682 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 388 transitions. [2023-11-23 20:21:15,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:21:15,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:15,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:15,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:15,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:15,764 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 20:21:15,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:15,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 233 states and 389 transitions. [2023-11-23 20:21:15,936 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 389 transitions. [2023-11-23 20:21:15,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:21:15,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:15,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:15,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:21:15,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:16,161 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 20:21:16,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:16,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 236 states and 399 transitions. [2023-11-23 20:21:16,757 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 399 transitions. [2023-11-23 20:21:16,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:21:16,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:16,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:16,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:16,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:16,847 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-23 20:21:17,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:17,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 239 states and 402 transitions. [2023-11-23 20:21:17,189 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 402 transitions. [2023-11-23 20:21:17,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:21:17,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:17,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:17,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:17,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:17,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:17,280 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 20:21:17,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:17,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 241 states and 403 transitions. [2023-11-23 20:21:17,588 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 403 transitions. [2023-11-23 20:21:17,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:21:17,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:17,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:17,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:17,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:17,681 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-23 20:21:18,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:18,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 244 states and 406 transitions. [2023-11-23 20:21:18,093 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 406 transitions. [2023-11-23 20:21:18,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:21:18,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:18,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:18,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:21:18,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:18,364 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 20:21:18,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:18,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 247 states and 409 transitions. [2023-11-23 20:21:18,938 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 409 transitions. [2023-11-23 20:21:18,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:21:18,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:18,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:18,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:18,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:19,030 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 20:21:19,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:19,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 249 states and 410 transitions. [2023-11-23 20:21:19,243 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 410 transitions. [2023-11-23 20:21:19,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:21:19,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:19,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:19,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:19,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:21:19,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:19,504 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 20:21:20,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:20,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 252 states and 420 transitions. [2023-11-23 20:21:20,170 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 420 transitions. [2023-11-23 20:21:20,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:21:20,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:20,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:20,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:20,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:20,274 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-23 20:21:20,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:20,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 255 states and 423 transitions. [2023-11-23 20:21:20,636 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 423 transitions. [2023-11-23 20:21:20,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:21:20,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:20,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:20,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:20,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:20,733 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 20:21:21,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:21,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 257 states and 424 transitions. [2023-11-23 20:21:21,082 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 424 transitions. [2023-11-23 20:21:21,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:21:21,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:21,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:21,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:21,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:21,209 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-23 20:21:21,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:21,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 260 states and 427 transitions. [2023-11-23 20:21:21,628 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 427 transitions. [2023-11-23 20:21:21,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:21:21,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:21,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:21,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:21:21,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:21,964 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 20:21:22,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:22,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 263 states and 430 transitions. [2023-11-23 20:21:22,563 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 430 transitions. [2023-11-23 20:21:22,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:21:22,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:22,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:22,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:22,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:22,651 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 20:21:22,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:22,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 265 states and 431 transitions. [2023-11-23 20:21:22,839 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 431 transitions. [2023-11-23 20:21:22,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:21:22,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:22,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:22,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:21:22,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:23,052 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 20:21:23,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:23,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 268 states and 441 transitions. [2023-11-23 20:21:23,734 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 441 transitions. [2023-11-23 20:21:23,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:21:23,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:23,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:23,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:23,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:23,834 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:21:24,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:24,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 271 states and 444 transitions. [2023-11-23 20:21:24,230 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 444 transitions. [2023-11-23 20:21:24,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:21:24,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:24,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:24,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:24,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:24,343 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 20:21:24,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:24,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 273 states and 445 transitions. [2023-11-23 20:21:24,701 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 445 transitions. [2023-11-23 20:21:24,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:21:24,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:24,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:24,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:24,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:24,791 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:21:25,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:25,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 276 states and 448 transitions. [2023-11-23 20:21:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 448 transitions. [2023-11-23 20:21:25,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:21:25,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:25,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:25,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:21:25,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:25,610 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 20:21:26,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:26,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 279 states and 451 transitions. [2023-11-23 20:21:26,232 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 451 transitions. [2023-11-23 20:21:26,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:21:26,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:26,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:26,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:26,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:26,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:26,342 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 20:21:26,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:26,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 281 states and 452 transitions. [2023-11-23 20:21:26,562 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 452 transitions. [2023-11-23 20:21:26,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:21:26,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:26,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:26,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:21:26,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:26,806 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 20:21:27,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:27,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 284 states and 462 transitions. [2023-11-23 20:21:27,528 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 462 transitions. [2023-11-23 20:21:27,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:21:27,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:27,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:27,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:27,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:27,638 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-23 20:21:28,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:28,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 287 states and 465 transitions. [2023-11-23 20:21:28,066 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 465 transitions. [2023-11-23 20:21:28,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:21:28,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:28,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:28,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:28,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:28,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:28,180 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 20:21:28,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:28,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 289 states and 466 transitions. [2023-11-23 20:21:28,550 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 466 transitions. [2023-11-23 20:21:28,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:21:28,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:28,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:28,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:28,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:28,655 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-23 20:21:29,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:29,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 292 states and 469 transitions. [2023-11-23 20:21:29,148 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 469 transitions. [2023-11-23 20:21:29,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:21:29,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:29,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:29,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:21:29,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:29,537 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 20:21:30,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:30,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 295 states and 472 transitions. [2023-11-23 20:21:30,231 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 472 transitions. [2023-11-23 20:21:30,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:21:30,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:30,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:30,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:30,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:30,346 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 20:21:30,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:30,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 297 states and 473 transitions. [2023-11-23 20:21:30,562 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 473 transitions. [2023-11-23 20:21:30,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:21:30,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:30,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:30,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:21:30,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:30,827 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 20:21:31,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:31,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 300 states and 483 transitions. [2023-11-23 20:21:31,602 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 483 transitions. [2023-11-23 20:21:31,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:21:31,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:31,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:31,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:31,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:31,717 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-23 20:21:32,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:32,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 303 states and 486 transitions. [2023-11-23 20:21:32,160 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 486 transitions. [2023-11-23 20:21:32,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:21:32,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:32,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:32,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:32,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:32,266 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 20:21:32,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:32,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 305 states and 487 transitions. [2023-11-23 20:21:32,655 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 487 transitions. [2023-11-23 20:21:32,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:21:32,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:32,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:32,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:32,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:32,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:32,789 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-23 20:21:33,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:33,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 308 states and 490 transitions. [2023-11-23 20:21:33,269 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 490 transitions. [2023-11-23 20:21:33,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:21:33,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:33,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:33,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:21:33,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:33,704 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 20:21:34,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:34,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 311 states and 493 transitions. [2023-11-23 20:21:34,411 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 493 transitions. [2023-11-23 20:21:34,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:21:34,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:34,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:34,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:34,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:34,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:34,540 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 20:21:34,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:34,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 313 states and 494 transitions. [2023-11-23 20:21:34,786 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 494 transitions. [2023-11-23 20:21:34,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:21:34,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:34,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:34,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:21:34,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:35,034 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 20:21:35,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:35,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 316 states and 504 transitions. [2023-11-23 20:21:35,777 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 504 transitions. [2023-11-23 20:21:35,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:21:35,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:35,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:35,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:35,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:35,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:35,902 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-23 20:21:36,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:36,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 319 states and 507 transitions. [2023-11-23 20:21:36,409 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 507 transitions. [2023-11-23 20:21:36,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:21:36,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:36,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:36,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:36,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:36,513 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 20:21:36,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:36,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 321 states and 508 transitions. [2023-11-23 20:21:36,911 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 508 transitions. [2023-11-23 20:21:36,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:21:36,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:36,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:36,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:36,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:37,039 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-23 20:21:37,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:37,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 324 states and 511 transitions. [2023-11-23 20:21:37,511 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 511 transitions. [2023-11-23 20:21:37,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:21:37,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:37,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:37,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:21:37,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:37,917 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 20:21:38,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:38,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 327 states and 514 transitions. [2023-11-23 20:21:38,714 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 514 transitions. [2023-11-23 20:21:38,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:21:38,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:38,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:38,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:38,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:38,830 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 20:21:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:39,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 329 states and 515 transitions. [2023-11-23 20:21:39,081 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 515 transitions. [2023-11-23 20:21:39,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:21:39,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:39,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:39,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:39,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:21:39,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:39,348 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 20:21:40,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:40,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 332 states and 525 transitions. [2023-11-23 20:21:40,168 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 525 transitions. [2023-11-23 20:21:40,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:21:40,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:40,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:40,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:40,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:40,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:40,280 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-23 20:21:40,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:40,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 335 states and 528 transitions. [2023-11-23 20:21:40,751 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 528 transitions. [2023-11-23 20:21:40,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:21:40,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:40,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:40,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:40,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:40,907 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 20:21:41,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:41,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 337 states and 529 transitions. [2023-11-23 20:21:41,346 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 529 transitions. [2023-11-23 20:21:41,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:21:41,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:41,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:41,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:21:41,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:41,465 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-23 20:21:41,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:41,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 340 states and 532 transitions. [2023-11-23 20:21:41,985 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 532 transitions. [2023-11-23 20:21:41,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:21:41,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:41,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:42,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:21:42,045 INFO L285 TraceCheckSpWp]: Computing forward predicates...