./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a4dd7b0485056d1e9470afeda0ab37136e1bca9c47a740d3a29feb318846c30 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:21,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:21,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:21,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:21,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:21,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:21,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:21,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:21,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:21,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:21,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:21,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:21,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:21,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:21,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:21,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:21,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:21,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:21,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:21,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:21,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:21,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:21,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:21,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:21,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:21,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:21,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:21,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:21,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:21,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:21,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:21,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:21,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:21,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:21,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:21,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:21,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:21,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:21,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:21,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:21,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:21,270 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:57:21,320 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:21,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:21,322 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:21,323 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:21,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:21,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:21,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:21,324 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:21,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:21,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:21,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:21,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:21,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:21,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:21,333 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:21,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:21,333 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:21,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:21,334 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:21,334 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:21,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:21,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:21,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:21,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:21,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:21,336 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:21,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:21,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:21,337 INFO L138 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_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a4dd7b0485056d1e9470afeda0ab37136e1bca9c47a740d3a29feb318846c30 [2021-11-23 15:57:21,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:21,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:21,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:21,694 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:21,697 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:21,698 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2021-11-23 15:57:21,790 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/data/414043194/0cc905e50b9447f4b4cfd6a2d115b5e7/FLAGf202396ee [2021-11-23 15:57:22,612 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:22,613 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2021-11-23 15:57:22,671 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/data/414043194/0cc905e50b9447f4b4cfd6a2d115b5e7/FLAGf202396ee [2021-11-23 15:57:23,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/data/414043194/0cc905e50b9447f4b4cfd6a2d115b5e7 [2021-11-23 15:57:23,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:23,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:23,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:23,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:23,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:23,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:23" (1/1) ... [2021-11-23 15:57:23,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10981df6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:23, skipping insertion in model container [2021-11-23 15:57:23,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:23" (1/1) ... [2021-11-23 15:57:23,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:23,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:24,119 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/sv-benchmarks/c/psyco/psyco_accelerometer_1.c[182833,182846] [2021-11-23 15:57:24,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:24,139 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:24,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/sv-benchmarks/c/psyco/psyco_accelerometer_1.c[182833,182846] [2021-11-23 15:57:24,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:24,420 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:24,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:24 WrapperNode [2021-11-23 15:57:24,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:24,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:24,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:24,423 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:24,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:24" (1/1) ... [2021-11-23 15:57:24,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:24" (1/1) ... [2021-11-23 15:57:24,611 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1335 [2021-11-23 15:57:24,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:24,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:24,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:24,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:24,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:24" (1/1) ... [2021-11-23 15:57:24,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:24" (1/1) ... [2021-11-23 15:57:24,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:24" (1/1) ... [2021-11-23 15:57:24,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:24" (1/1) ... [2021-11-23 15:57:24,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:24" (1/1) ... [2021-11-23 15:57:24,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:24" (1/1) ... [2021-11-23 15:57:24,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:24" (1/1) ... [2021-11-23 15:57:24,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:24,810 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:24,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:24,811 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:24,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:24" (1/1) ... [2021-11-23 15:57:24,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:24,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:24,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:24,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:24,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:24,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:24,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:25,076 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:25,078 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:27,150 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:27,187 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:57:27,187 INFO L301 CfgBuilder]: Removed 21 assume(true) statements. [2021-11-23 15:57:27,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:27 BoogieIcfgContainer [2021-11-23 15:57:27,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:57:27,194 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:57:27,194 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:57:27,209 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:57:27,209 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:27" (1/1) ... [2021-11-23 15:57:27,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:57:27,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:27,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 235 states and 463 transitions. [2021-11-23 15:57:27,336 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 463 transitions. [2021-11-23 15:57:27,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 15:57:27,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:27,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:27,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:27,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:27,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 235 states and 421 transitions. [2021-11-23 15:57:27,606 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 421 transitions. [2021-11-23 15:57:27,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:57:27,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:27,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:27,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:27,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:27,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:27,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 238 states and 483 transitions. [2021-11-23 15:57:27,980 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 483 transitions. [2021-11-23 15:57:27,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:57:27,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:27,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:28,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:28,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:28,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 238 states and 482 transitions. [2021-11-23 15:57:28,124 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 482 transitions. [2021-11-23 15:57:28,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 15:57:28,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:28,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:28,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:28,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:28,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 241 states and 544 transitions. [2021-11-23 15:57:28,553 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 544 transitions. [2021-11-23 15:57:28,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:57:28,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:28,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:28,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:28,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:28,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 250 states and 620 transitions. [2021-11-23 15:57:28,734 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 620 transitions. [2021-11-23 15:57:28,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 15:57:28,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:28,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:28,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:28,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:28,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 251 states and 620 transitions. [2021-11-23 15:57:28,823 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 620 transitions. [2021-11-23 15:57:28,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 15:57:28,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:28,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:29,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:29,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 261 states and 700 transitions. [2021-11-23 15:57:29,129 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 700 transitions. [2021-11-23 15:57:29,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 15:57:29,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:29,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:29,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:29,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:29,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:29,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 264 states and 704 transitions. [2021-11-23 15:57:29,217 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 704 transitions. [2021-11-23 15:57:29,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:57:29,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:29,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:29,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:29,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:29,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 269 states and 712 transitions. [2021-11-23 15:57:29,309 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 712 transitions. [2021-11-23 15:57:29,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:57:29,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:29,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:29,362 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:29,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:29,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 273 states and 776 transitions. [2021-11-23 15:57:29,760 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 776 transitions. [2021-11-23 15:57:29,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:57:29,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:29,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:29,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:30,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:30,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 286 states and 824 transitions. [2021-11-23 15:57:30,530 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 824 transitions. [2021-11-23 15:57:30,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:57:30,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:30,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:30,563 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:30,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:30,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 286 states and 822 transitions. [2021-11-23 15:57:30,638 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 822 transitions. [2021-11-23 15:57:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 15:57:30,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:30,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:30,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:30,670 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:57:31,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:31,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 290 states and 935 transitions. [2021-11-23 15:57:31,252 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 935 transitions. [2021-11-23 15:57:31,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:57:31,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:31,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:31,286 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 15:57:31,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:31,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 291 states and 936 transitions. [2021-11-23 15:57:31,307 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 936 transitions. [2021-11-23 15:57:31,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:57:31,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:31,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:31,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:31,366 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 15:57:31,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:31,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 292 states and 939 transitions. [2021-11-23 15:57:31,463 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 939 transitions. [2021-11-23 15:57:31,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:57:31,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:31,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:31,495 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:57:31,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:31,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 293 states and 940 transitions. [2021-11-23 15:57:31,512 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 940 transitions. [2021-11-23 15:57:31,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:57:31,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:31,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:31,566 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:57:31,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:31,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 294 states and 941 transitions. [2021-11-23 15:57:31,593 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 941 transitions. [2021-11-23 15:57:31,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 15:57:31,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:31,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:31,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 15:57:31,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:31,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 295 states and 943 transitions. [2021-11-23 15:57:31,670 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 943 transitions. [2021-11-23 15:57:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 15:57:31,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:31,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:31,709 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 15:57:31,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:31,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 296 states and 943 transitions. [2021-11-23 15:57:31,725 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 943 transitions. [2021-11-23 15:57:31,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 15:57:31,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:31,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:31,758 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:57:31,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:31,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 297 states and 945 transitions. [2021-11-23 15:57:31,781 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 945 transitions. [2021-11-23 15:57:31,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 15:57:31,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:31,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:31,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:31,810 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:32,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:32,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 301 states and 955 transitions. [2021-11-23 15:57:32,034 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 955 transitions. [2021-11-23 15:57:32,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 15:57:32,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:32,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:32,072 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:32,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:32,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 303 states and 956 transitions. [2021-11-23 15:57:32,095 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 956 transitions. [2021-11-23 15:57:32,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 15:57:32,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:32,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:32,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:32,137 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:57:32,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:32,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 304 states and 957 transitions. [2021-11-23 15:57:32,154 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 957 transitions. [2021-11-23 15:57:32,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 15:57:32,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:32,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:32,183 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:32,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:32,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 305 states and 956 transitions. [2021-11-23 15:57:32,207 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 956 transitions. [2021-11-23 15:57:32,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 15:57:32,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:32,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:32,252 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:32,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:32,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 307 states and 957 transitions. [2021-11-23 15:57:32,277 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 957 transitions. [2021-11-23 15:57:32,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 15:57:32,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:32,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:32,323 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 15:57:32,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:32,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 308 states and 957 transitions. [2021-11-23 15:57:32,342 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 957 transitions. [2021-11-23 15:57:32,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 15:57:32,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:32,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:32,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:32,407 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:57:32,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:32,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 309 states and 959 transitions. [2021-11-23 15:57:32,431 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 959 transitions. [2021-11-23 15:57:32,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 15:57:32,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:32,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:32,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:32,466 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:32,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 311 states and 962 transitions. [2021-11-23 15:57:32,489 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 962 transitions. [2021-11-23 15:57:32,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 15:57:32,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:32,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:32,518 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:32,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:32,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 312 states and 963 transitions. [2021-11-23 15:57:32,552 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 963 transitions. [2021-11-23 15:57:32,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 15:57:32,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:32,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:32,599 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:32,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:32,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 312 states and 960 transitions. [2021-11-23 15:57:32,618 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 960 transitions. [2021-11-23 15:57:32,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 15:57:32,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:32,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:32,665 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:32,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:32,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 315 states and 966 transitions. [2021-11-23 15:57:32,758 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 966 transitions. [2021-11-23 15:57:32,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 15:57:32,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:32,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:32,795 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:32,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:32,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 317 states and 969 transitions. [2021-11-23 15:57:32,815 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 969 transitions. [2021-11-23 15:57:32,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 15:57:32,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:32,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:32,876 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:33,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:33,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 321 states and 1032 transitions. [2021-11-23 15:57:33,428 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 1032 transitions. [2021-11-23 15:57:33,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 15:57:33,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:33,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:33,454 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 15:57:33,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:33,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 325 states and 1041 transitions. [2021-11-23 15:57:33,601 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 1041 transitions. [2021-11-23 15:57:33,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 15:57:33,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:33,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:33,623 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:33,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:33,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 329 states and 1049 transitions. [2021-11-23 15:57:33,686 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 1049 transitions. [2021-11-23 15:57:33,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 15:57:33,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:33,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:33,725 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:33,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:33,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 331 states and 1050 transitions. [2021-11-23 15:57:33,745 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1050 transitions. [2021-11-23 15:57:33,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 15:57:33,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:33,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:33,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:33,766 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:33,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:33,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 333 states and 1054 transitions. [2021-11-23 15:57:33,781 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 1054 transitions. [2021-11-23 15:57:33,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 15:57:33,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:33,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:33,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:33,804 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:33,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:33,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 334 states and 1055 transitions. [2021-11-23 15:57:33,827 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1055 transitions. [2021-11-23 15:57:33,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 15:57:33,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:33,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:33,849 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 15:57:33,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:33,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 336 states and 1057 transitions. [2021-11-23 15:57:33,870 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1057 transitions. [2021-11-23 15:57:33,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 15:57:33,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:33,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:33,894 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:33,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:33,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 338 states and 1059 transitions. [2021-11-23 15:57:33,909 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1059 transitions. [2021-11-23 15:57:33,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 15:57:33,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:33,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:33,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:33,957 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:34,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:34,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 348 states and 1177 transitions. [2021-11-23 15:57:34,289 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1177 transitions. [2021-11-23 15:57:34,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 15:57:34,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:34,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:34,328 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 15:57:34,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:34,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 350 states and 1178 transitions. [2021-11-23 15:57:34,350 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 1178 transitions. [2021-11-23 15:57:34,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 15:57:34,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:34,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:34,376 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 15:57:34,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:34,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 352 states and 1181 transitions. [2021-11-23 15:57:34,400 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 1181 transitions. [2021-11-23 15:57:34,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 15:57:34,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:34,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:34,440 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:34,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:34,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 354 states and 1184 transitions. [2021-11-23 15:57:34,457 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 1184 transitions. [2021-11-23 15:57:34,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 15:57:34,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:34,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:34,498 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:34,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:34,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 355 states and 1185 transitions. [2021-11-23 15:57:34,513 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 1185 transitions. [2021-11-23 15:57:34,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 15:57:34,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:34,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:34,580 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:35,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:35,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 359 states and 1249 transitions. [2021-11-23 15:57:35,047 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1249 transitions. [2021-11-23 15:57:35,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 15:57:35,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:35,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:35,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 15:57:35,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:35,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 360 states and 1250 transitions. [2021-11-23 15:57:35,101 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 1250 transitions. [2021-11-23 15:57:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 15:57:35,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:35,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:35,128 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:35,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:35,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 361 states and 1251 transitions. [2021-11-23 15:57:35,153 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 1251 transitions. [2021-11-23 15:57:35,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 15:57:35,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:35,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:35,182 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 15:57:35,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:35,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 373 states and 1378 transitions. [2021-11-23 15:57:35,666 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 1378 transitions. [2021-11-23 15:57:35,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 15:57:35,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:35,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:35,694 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:35,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:35,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 374 states and 1378 transitions. [2021-11-23 15:57:35,809 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 1378 transitions. [2021-11-23 15:57:35,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 15:57:35,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:35,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:35,834 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 15:57:35,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:35,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 375 states and 1378 transitions. [2021-11-23 15:57:35,856 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 1378 transitions. [2021-11-23 15:57:35,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 15:57:35,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:35,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:35,882 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:35,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:35,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 376 states and 1378 transitions. [2021-11-23 15:57:35,898 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1378 transitions. [2021-11-23 15:57:35,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 15:57:35,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:35,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:35,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:35,923 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:36,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:36,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 377 states and 1380 transitions. [2021-11-23 15:57:36,093 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 1380 transitions. [2021-11-23 15:57:36,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 15:57:36,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:36,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:36,120 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 15:57:36,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:36,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 380 states and 1385 transitions. [2021-11-23 15:57:36,147 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 1385 transitions. [2021-11-23 15:57:36,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 15:57:36,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:36,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:36,194 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 15:57:36,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:36,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 382 states and 1388 transitions. [2021-11-23 15:57:36,216 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 1388 transitions. [2021-11-23 15:57:36,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 15:57:36,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:36,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:36,244 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:36,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:36,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 383 states and 1389 transitions. [2021-11-23 15:57:36,423 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1389 transitions. [2021-11-23 15:57:36,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 15:57:36,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:36,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:36,460 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:36,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:36,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 393 states and 1470 transitions. [2021-11-23 15:57:36,695 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 1470 transitions. [2021-11-23 15:57:36,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 15:57:36,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:36,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:36,749 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 15:57:36,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:36,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 395 states and 1472 transitions. [2021-11-23 15:57:36,765 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 1472 transitions. [2021-11-23 15:57:36,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 15:57:36,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:36,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:36,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:36,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:36,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 400 states and 1480 transitions. [2021-11-23 15:57:36,893 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 1480 transitions. [2021-11-23 15:57:36,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 15:57:36,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:36,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:36,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:36,931 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:37,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:37,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 401 states and 1483 transitions. [2021-11-23 15:57:37,090 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 1483 transitions. [2021-11-23 15:57:37,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 15:57:37,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:37,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:37,159 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 15:57:37,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:37,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 403 states and 1486 transitions. [2021-11-23 15:57:37,180 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 1486 transitions. [2021-11-23 15:57:37,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 15:57:37,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:37,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:37,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:37,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 15:57:37,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:37,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 415 states and 1575 transitions. [2021-11-23 15:57:37,424 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 1575 transitions. [2021-11-23 15:57:37,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 15:57:37,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:37,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:37,468 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 15:57:37,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:37,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 416 states and 1576 transitions. [2021-11-23 15:57:37,490 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 1576 transitions. [2021-11-23 15:57:37,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 15:57:37,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:37,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:37,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:37,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:38,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:38,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 430 states and 1716 transitions. [2021-11-23 15:57:38,673 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1716 transitions. [2021-11-23 15:57:38,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 15:57:38,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:38,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:38,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:38,702 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:38,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:38,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 430 states and 1713 transitions. [2021-11-23 15:57:38,801 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1713 transitions. [2021-11-23 15:57:38,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 15:57:38,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:38,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:38,863 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 15:57:38,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:38,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 431 states and 1713 transitions. [2021-11-23 15:57:38,881 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 1713 transitions. [2021-11-23 15:57:38,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 15:57:38,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:38,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:38,916 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 15:57:38,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:38,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 434 states and 1718 transitions. [2021-11-23 15:57:38,944 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 1718 transitions. [2021-11-23 15:57:38,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 15:57:38,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:38,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:39,041 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:39,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:39,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 440 states and 1783 transitions. [2021-11-23 15:57:39,622 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 1783 transitions. [2021-11-23 15:57:39,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 15:57:39,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:39,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:39,652 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:39,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:39,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 442 states and 1797 transitions. [2021-11-23 15:57:39,717 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1797 transitions. [2021-11-23 15:57:39,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 15:57:39,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:39,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:39,744 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:39,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:39,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 447 states and 1805 transitions. [2021-11-23 15:57:39,768 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1805 transitions. [2021-11-23 15:57:39,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 15:57:39,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:39,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:39,800 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:57:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:39,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 448 states and 1809 transitions. [2021-11-23 15:57:39,968 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1809 transitions. [2021-11-23 15:57:39,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 15:57:39,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:39,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:40,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:40,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:40,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 450 states and 1823 transitions. [2021-11-23 15:57:40,088 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1823 transitions. [2021-11-23 15:57:40,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 15:57:40,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:40,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:40,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:40,115 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:40,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:40,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 452 states and 1827 transitions. [2021-11-23 15:57:40,456 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 1827 transitions. [2021-11-23 15:57:40,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 15:57:40,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:40,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:40,515 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 15:57:41,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:41,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 468 states and 1884 transitions. [2021-11-23 15:57:41,599 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1884 transitions. [2021-11-23 15:57:41,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 15:57:41,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:41,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:41,630 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:57:41,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:41,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 468 states and 1882 transitions. [2021-11-23 15:57:41,749 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1882 transitions. [2021-11-23 15:57:41,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 15:57:41,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:41,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:41,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:41,784 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:41,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:41,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 470 states and 1896 transitions. [2021-11-23 15:57:41,847 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1896 transitions. [2021-11-23 15:57:41,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 15:57:41,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:41,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:41,876 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:41,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:41,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 471 states and 1899 transitions. [2021-11-23 15:57:41,897 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1899 transitions. [2021-11-23 15:57:41,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 15:57:41,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:41,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:41,930 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:42,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:42,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 472 states and 1902 transitions. [2021-11-23 15:57:42,157 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1902 transitions. [2021-11-23 15:57:42,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 15:57:42,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:42,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:42,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:42,189 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:43,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:43,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 476 states and 1967 transitions. [2021-11-23 15:57:43,041 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1967 transitions. [2021-11-23 15:57:43,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 15:57:43,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:43,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:43,069 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:43,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:43,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 478 states and 1982 transitions. [2021-11-23 15:57:43,136 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1982 transitions. [2021-11-23 15:57:43,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 15:57:43,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:43,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:43,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:43,165 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 15:57:43,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:43,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 479 states and 1983 transitions. [2021-11-23 15:57:43,186 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1983 transitions. [2021-11-23 15:57:43,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 15:57:43,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:43,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:43,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:43,232 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 15:57:44,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:44,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 484 states and 2052 transitions. [2021-11-23 15:57:44,220 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 2052 transitions. [2021-11-23 15:57:44,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 15:57:44,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:44,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:44,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:44,246 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:44,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:44,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 485 states and 2054 transitions. [2021-11-23 15:57:44,273 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 2054 transitions. [2021-11-23 15:57:44,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 15:57:44,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:44,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:44,299 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:44,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:44,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 487 states and 2070 transitions. [2021-11-23 15:57:44,353 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 2070 transitions. [2021-11-23 15:57:44,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 15:57:44,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:44,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:44,377 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:44,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:44,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 490 states and 2077 transitions. [2021-11-23 15:57:44,753 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 2077 transitions. [2021-11-23 15:57:44,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 15:57:44,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:44,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:44,783 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 15:57:44,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:44,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 491 states and 2078 transitions. [2021-11-23 15:57:44,805 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 2078 transitions. [2021-11-23 15:57:44,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 15:57:44,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:44,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:44,838 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 15:57:44,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:44,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 492 states and 2080 transitions. [2021-11-23 15:57:44,866 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 2080 transitions. [2021-11-23 15:57:44,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 15:57:44,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:44,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:44,896 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:45,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 496 states and 2146 transitions. [2021-11-23 15:57:45,485 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 2146 transitions. [2021-11-23 15:57:45,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 15:57:45,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:45,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:45,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:45,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:45,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:45,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 498 states and 2163 transitions. [2021-11-23 15:57:45,603 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 2163 transitions. [2021-11-23 15:57:45,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 15:57:45,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:45,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:45,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:45,639 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:45,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:45,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 500 states and 2165 transitions. [2021-11-23 15:57:45,677 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 2165 transitions. [2021-11-23 15:57:45,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 15:57:45,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:45,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:45,855 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:46,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:46,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 512 states and 2255 transitions. [2021-11-23 15:57:46,471 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 2255 transitions. [2021-11-23 15:57:46,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 15:57:46,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:46,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:46,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:46,500 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:46,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:46,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 513 states and 2257 transitions. [2021-11-23 15:57:46,753 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 2257 transitions. [2021-11-23 15:57:46,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 15:57:46,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:46,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:46,782 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 15:57:46,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:46,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 514 states and 2258 transitions. [2021-11-23 15:57:46,801 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 2258 transitions. [2021-11-23 15:57:46,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 15:57:46,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:46,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:46,831 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:46,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:46,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 516 states and 2276 transitions. [2021-11-23 15:57:46,907 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 2276 transitions. [2021-11-23 15:57:46,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 15:57:46,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:46,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:46,939 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:46,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:46,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 518 states and 2278 transitions. [2021-11-23 15:57:46,974 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 2278 transitions. [2021-11-23 15:57:46,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 15:57:46,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:46,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:46,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:47,005 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:47,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:47,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 526 states and 2293 transitions. [2021-11-23 15:57:47,397 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 2293 transitions. [2021-11-23 15:57:47,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 15:57:47,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:47,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:47,433 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:47,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 527 states and 2294 transitions. [2021-11-23 15:57:47,487 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 2294 transitions. [2021-11-23 15:57:47,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 15:57:47,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:47,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:47,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:47,514 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:47,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:47,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 528 states and 2295 transitions. [2021-11-23 15:57:47,580 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 2295 transitions. [2021-11-23 15:57:47,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 15:57:47,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:47,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:47,607 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:57:47,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:47,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 529 states and 2295 transitions. [2021-11-23 15:57:47,631 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 2295 transitions. [2021-11-23 15:57:47,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 15:57:47,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:47,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:47,666 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 15:57:47,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:47,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 530 states and 2296 transitions. [2021-11-23 15:57:47,693 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 2296 transitions. [2021-11-23 15:57:47,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 15:57:47,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:47,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:47,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:47,723 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 15:57:47,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:47,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 531 states and 2297 transitions. [2021-11-23 15:57:47,744 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 2297 transitions. [2021-11-23 15:57:47,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 15:57:47,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:47,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:47,783 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:47,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:47,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 533 states and 2315 transitions. [2021-11-23 15:57:47,859 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 2315 transitions. [2021-11-23 15:57:47,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 15:57:47,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:47,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:47,891 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:47,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:47,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 535 states and 2317 transitions. [2021-11-23 15:57:47,929 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 2317 transitions. [2021-11-23 15:57:47,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 15:57:47,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:47,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:47,956 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:48,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:48,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 538 states and 2324 transitions. [2021-11-23 15:57:48,427 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 2324 transitions. [2021-11-23 15:57:48,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 15:57:48,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:48,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:48,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:48,464 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:48,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:48,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 540 states and 2325 transitions. [2021-11-23 15:57:48,583 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 2325 transitions. [2021-11-23 15:57:48,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 15:57:48,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:48,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:48,606 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 15:57:48,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:48,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 541 states and 2325 transitions. [2021-11-23 15:57:48,625 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 2325 transitions. [2021-11-23 15:57:48,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 15:57:48,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:48,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:48,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:48,649 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:48,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:48,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 542 states and 2328 transitions. [2021-11-23 15:57:48,671 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 2328 transitions. [2021-11-23 15:57:48,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 15:57:48,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:48,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:48,697 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:57:49,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:49,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 546 states and 2338 transitions. [2021-11-23 15:57:49,194 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 2338 transitions. [2021-11-23 15:57:49,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 15:57:49,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:49,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:49,229 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:49,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:49,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 548 states and 2339 transitions. [2021-11-23 15:57:49,327 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 2339 transitions. [2021-11-23 15:57:49,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 15:57:49,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:49,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 15:57:49,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:49,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 549 states and 2339 transitions. [2021-11-23 15:57:49,375 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 2339 transitions. [2021-11-23 15:57:49,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 15:57:49,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:49,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:49,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:49,408 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 15:57:49,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:49,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 550 states and 2340 transitions. [2021-11-23 15:57:49,434 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 2340 transitions. [2021-11-23 15:57:49,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 15:57:49,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:49,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:49,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:49,464 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:49,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:49,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 551 states and 2342 transitions. [2021-11-23 15:57:49,663 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 2342 transitions. [2021-11-23 15:57:49,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 15:57:49,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:49,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:49,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:49,691 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:49,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:49,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 553 states and 2360 transitions. [2021-11-23 15:57:49,760 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 2360 transitions. [2021-11-23 15:57:49,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 15:57:49,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:49,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:49,793 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:49,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:49,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 555 states and 2362 transitions. [2021-11-23 15:57:49,841 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 2362 transitions. [2021-11-23 15:57:49,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 15:57:49,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:49,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:49,871 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:49,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:49,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 557 states and 2364 transitions. [2021-11-23 15:57:49,909 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 2364 transitions. [2021-11-23 15:57:49,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 15:57:49,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:49,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:50,005 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:50,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:50,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 559 states and 2368 transitions. [2021-11-23 15:57:50,262 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 2368 transitions. [2021-11-23 15:57:50,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 15:57:50,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:50,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:50,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:50,288 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:57:50,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:50,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 560 states and 2364 transitions. [2021-11-23 15:57:50,313 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 2364 transitions. [2021-11-23 15:57:50,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 15:57:50,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:50,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:50,344 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:50,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 561 states and 2365 transitions. [2021-11-23 15:57:50,387 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 2365 transitions. [2021-11-23 15:57:50,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 15:57:50,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:50,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:50,417 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:50,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:50,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 563 states and 2383 transitions. [2021-11-23 15:57:50,484 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 2383 transitions. [2021-11-23 15:57:50,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 15:57:50,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:50,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:50,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:50,507 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:50,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:50,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2385 states to 565 states and 2385 transitions. [2021-11-23 15:57:50,538 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 2385 transitions. [2021-11-23 15:57:50,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 15:57:50,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:50,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:50,561 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:50,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:50,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 567 states and 2387 transitions. [2021-11-23 15:57:50,597 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 2387 transitions. [2021-11-23 15:57:50,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 15:57:50,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:50,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:50,630 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:57:50,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:50,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 569 states and 2390 transitions. [2021-11-23 15:57:50,722 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 2390 transitions. [2021-11-23 15:57:50,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 15:57:50,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:50,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:50,827 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:51,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:51,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 583 states and 2532 transitions. [2021-11-23 15:57:51,670 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 2532 transitions. [2021-11-23 15:57:51,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 15:57:51,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:51,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:51,696 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:51,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:51,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2534 states to 584 states and 2534 transitions. [2021-11-23 15:57:51,850 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 2534 transitions. [2021-11-23 15:57:51,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 15:57:51,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:51,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:51,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:51,904 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:52,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:52,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 586 states and 2538 transitions. [2021-11-23 15:57:52,012 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 2538 transitions. [2021-11-23 15:57:52,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 15:57:52,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:52,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:52,037 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:57:52,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:52,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 588 states and 2541 transitions. [2021-11-23 15:57:52,063 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 2541 transitions. [2021-11-23 15:57:52,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 15:57:52,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:52,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:52,096 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:57:52,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:52,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 589 states and 2542 transitions. [2021-11-23 15:57:52,142 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 2542 transitions. [2021-11-23 15:57:52,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 15:57:52,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:52,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:52,192 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:52,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:52,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 598 states and 2557 transitions. [2021-11-23 15:57:52,356 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 2557 transitions. [2021-11-23 15:57:52,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 15:57:52,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:52,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:52,399 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 15:57:52,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:52,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 599 states and 2558 transitions. [2021-11-23 15:57:52,418 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 2558 transitions. [2021-11-23 15:57:52,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 15:57:52,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:52,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:52,445 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:52,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:52,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 601 states and 2577 transitions. [2021-11-23 15:57:52,533 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 2577 transitions. [2021-11-23 15:57:52,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 15:57:52,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:52,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:52,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:52,560 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:52,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:52,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 603 states and 2579 transitions. [2021-11-23 15:57:52,596 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 2579 transitions. [2021-11-23 15:57:52,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 15:57:52,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:52,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:52,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:52,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 605 states and 2581 transitions. [2021-11-23 15:57:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 2581 transitions. [2021-11-23 15:57:52,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 15:57:52,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:52,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:52,694 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:57:52,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:52,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 607 states and 2584 transitions. [2021-11-23 15:57:52,797 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 2584 transitions. [2021-11-23 15:57:52,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 15:57:52,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:52,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:52,833 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:57:52,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:52,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 609 states and 2587 transitions. [2021-11-23 15:57:52,918 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 2587 transitions. [2021-11-23 15:57:52,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 15:57:52,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:52,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:52,951 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:53,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:53,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 610 states and 2589 transitions. [2021-11-23 15:57:53,112 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 2589 transitions. [2021-11-23 15:57:53,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 15:57:53,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:53,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:53,142 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:54,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:54,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 626 states and 2648 transitions. [2021-11-23 15:57:54,165 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 2648 transitions. [2021-11-23 15:57:54,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 15:57:54,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:54,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:54,194 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:57:54,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:54,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 626 states and 2642 transitions. [2021-11-23 15:57:54,225 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 2642 transitions. [2021-11-23 15:57:54,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 15:57:54,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:54,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:54,257 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:54,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:54,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 628 states and 2643 transitions. [2021-11-23 15:57:54,363 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 2643 transitions. [2021-11-23 15:57:54,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 15:57:54,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:54,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:54,401 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 15:57:54,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:54,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 629 states and 2643 transitions. [2021-11-23 15:57:54,419 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 2643 transitions. [2021-11-23 15:57:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 15:57:54,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:54,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:54,456 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 15:57:54,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:54,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 630 states and 2645 transitions. [2021-11-23 15:57:54,479 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 2645 transitions. [2021-11-23 15:57:54,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 15:57:54,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:54,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:54,507 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:54,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:54,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 632 states and 2664 transitions. [2021-11-23 15:57:54,569 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 2664 transitions. [2021-11-23 15:57:54,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 15:57:54,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:54,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:54,594 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:54,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:54,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 634 states and 2666 transitions. [2021-11-23 15:57:54,628 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 2666 transitions. [2021-11-23 15:57:54,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 15:57:54,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:54,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:54,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:54,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 636 states and 2668 transitions. [2021-11-23 15:57:54,685 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 2668 transitions. [2021-11-23 15:57:54,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 15:57:54,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:54,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:54,718 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:57:54,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:54,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 638 states and 2671 transitions. [2021-11-23 15:57:54,789 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 2671 transitions. [2021-11-23 15:57:54,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 15:57:54,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:54,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:54,818 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:57:54,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:54,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 640 states and 2674 transitions. [2021-11-23 15:57:54,882 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 2674 transitions. [2021-11-23 15:57:54,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 15:57:54,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:54,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:54,903 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:55,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:55,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 640 states and 2670 transitions. [2021-11-23 15:57:55,015 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 2670 transitions. [2021-11-23 15:57:55,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 15:57:55,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:55,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:55,047 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 15:57:55,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:55,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 640 states and 2669 transitions. [2021-11-23 15:57:55,163 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 2669 transitions. [2021-11-23 15:57:55,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 15:57:55,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:55,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:55,201 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:55,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:55,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 642 states and 2670 transitions. [2021-11-23 15:57:55,296 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 2670 transitions. [2021-11-23 15:57:55,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 15:57:55,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:55,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:55,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:55,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:55,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 644 states and 2689 transitions. [2021-11-23 15:57:55,428 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 2689 transitions. [2021-11-23 15:57:55,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 15:57:55,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:55,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:55,450 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:55,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:55,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 646 states and 2691 transitions. [2021-11-23 15:57:55,484 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 2691 transitions. [2021-11-23 15:57:55,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 15:57:55,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:55,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:55,507 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:55,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:55,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 648 states and 2693 transitions. [2021-11-23 15:57:55,542 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 2693 transitions. [2021-11-23 15:57:55,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 15:57:55,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:55,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:55,566 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:57:55,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:55,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 650 states and 2696 transitions. [2021-11-23 15:57:55,653 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 2696 transitions. [2021-11-23 15:57:55,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 15:57:55,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:55,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:55,680 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:57:55,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:55,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 652 states and 2699 transitions. [2021-11-23 15:57:55,765 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 2699 transitions. [2021-11-23 15:57:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 15:57:55,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:55,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:55,790 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:55,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:55,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 652 states and 2695 transitions. [2021-11-23 15:57:55,841 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 2695 transitions. [2021-11-23 15:57:55,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 15:57:55,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:55,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:55,867 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:55,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:55,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 654 states and 2696 transitions. [2021-11-23 15:57:55,970 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 2696 transitions. [2021-11-23 15:57:55,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 15:57:55,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:55,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:55,992 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 15:57:56,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:56,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 657 states and 2701 transitions. [2021-11-23 15:57:56,112 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 2701 transitions. [2021-11-23 15:57:56,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 15:57:56,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:56,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:56,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:56,141 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:56,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:56,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 672 states and 2805 transitions. [2021-11-23 15:57:56,702 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 2805 transitions. [2021-11-23 15:57:56,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 15:57:56,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:56,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:56,727 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:56,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:56,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 674 states and 2825 transitions. [2021-11-23 15:57:56,785 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 2825 transitions. [2021-11-23 15:57:56,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 15:57:56,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:56,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:56,807 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:56,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:56,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 676 states and 2827 transitions. [2021-11-23 15:57:56,842 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 2827 transitions. [2021-11-23 15:57:56,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 15:57:56,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:56,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:56,864 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:56,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:56,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 678 states and 2829 transitions. [2021-11-23 15:57:56,900 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 2829 transitions. [2021-11-23 15:57:56,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 15:57:56,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:56,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:56,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:57:57,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 680 states and 2832 transitions. [2021-11-23 15:57:57,002 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 2832 transitions. [2021-11-23 15:57:57,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 15:57:57,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,027 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:57:57,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 682 states and 2835 transitions. [2021-11-23 15:57:57,101 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 2835 transitions. [2021-11-23 15:57:57,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 15:57:57,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,122 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:57,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 682 states and 2831 transitions. [2021-11-23 15:57:57,170 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 2831 transitions. [2021-11-23 15:57:57,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 15:57:57,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,192 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 15:57:57,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 684 states and 2833 transitions. [2021-11-23 15:57:57,253 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 2833 transitions. [2021-11-23 15:57:57,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 15:57:57,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,278 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 15:57:57,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 687 states and 2838 transitions. [2021-11-23 15:57:57,320 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 2838 transitions. [2021-11-23 15:57:57,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 15:57:57,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,353 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 15:57:57,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 689 states and 2839 transitions. [2021-11-23 15:57:57,371 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 2839 transitions. [2021-11-23 15:57:57,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 15:57:57,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,398 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:57,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 691 states and 2859 transitions. [2021-11-23 15:57:57,462 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 2859 transitions. [2021-11-23 15:57:57,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 15:57:57,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,486 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:57,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 693 states and 2861 transitions. [2021-11-23 15:57:57,521 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 2861 transitions. [2021-11-23 15:57:57,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 15:57:57,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,544 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:57,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 695 states and 2863 transitions. [2021-11-23 15:57:57,580 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 2863 transitions. [2021-11-23 15:57:57,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 15:57:57,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,603 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:57:57,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 697 states and 2866 transitions. [2021-11-23 15:57:57,685 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 2866 transitions. [2021-11-23 15:57:57,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 15:57:57,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,710 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:57:57,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 699 states and 2869 transitions. [2021-11-23 15:57:57,782 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 2869 transitions. [2021-11-23 15:57:57,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 15:57:57,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,806 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:57,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 699 states and 2865 transitions. [2021-11-23 15:57:57,859 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 2865 transitions. [2021-11-23 15:57:57,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 15:57:57,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,884 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 15:57:57,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 701 states and 2868 transitions. [2021-11-23 15:57:57,908 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 2868 transitions. [2021-11-23 15:57:57,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 15:57:57,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,931 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 15:57:57,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 702 states and 2868 transitions. [2021-11-23 15:57:57,960 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 2868 transitions. [2021-11-23 15:57:57,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 15:57:57,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,986 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 15:57:58,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 704 states and 2870 transitions. [2021-11-23 15:57:58,012 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 2870 transitions. [2021-11-23 15:57:58,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 15:57:58,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,035 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:58,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 706 states and 2873 transitions. [2021-11-23 15:57:58,152 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 2873 transitions. [2021-11-23 15:57:58,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 15:57:58,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,189 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 15:57:58,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 708 states and 2874 transitions. [2021-11-23 15:57:58,212 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 2874 transitions. [2021-11-23 15:57:58,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 15:57:58,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,234 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:58,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 710 states and 2894 transitions. [2021-11-23 15:57:58,310 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 2894 transitions. [2021-11-23 15:57:58,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 15:57:58,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,332 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:58,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 712 states and 2896 transitions. [2021-11-23 15:57:58,368 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 2896 transitions. [2021-11-23 15:57:58,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 15:57:58,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,389 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:58,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 714 states and 2898 transitions. [2021-11-23 15:57:58,426 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 2898 transitions. [2021-11-23 15:57:58,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 15:57:58,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,461 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:57:58,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 716 states and 2901 transitions. [2021-11-23 15:57:58,580 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 2901 transitions. [2021-11-23 15:57:58,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 15:57:58,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,605 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:57:58,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 718 states and 2904 transitions. [2021-11-23 15:57:58,681 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 2904 transitions. [2021-11-23 15:57:58,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 15:57:58,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,704 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:58,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 718 states and 2900 transitions. [2021-11-23 15:57:58,749 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 2900 transitions. [2021-11-23 15:57:58,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 15:57:58,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,773 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 15:57:58,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 720 states and 2903 transitions. [2021-11-23 15:57:58,797 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 2903 transitions. [2021-11-23 15:57:58,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 15:57:58,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,818 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 15:57:58,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 721 states and 2903 transitions. [2021-11-23 15:57:58,840 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 2903 transitions. [2021-11-23 15:57:58,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 15:57:58,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,864 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 15:57:58,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 722 states and 2903 transitions. [2021-11-23 15:57:58,892 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 2903 transitions. [2021-11-23 15:57:58,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 15:57:58,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,914 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:58,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 724 states and 2905 transitions. [2021-11-23 15:57:58,934 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 2905 transitions. [2021-11-23 15:57:58,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 15:57:58,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,968 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 15:57:58,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 726 states and 2906 transitions. [2021-11-23 15:57:58,991 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 2906 transitions. [2021-11-23 15:57:58,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 15:57:58,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,016 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:59,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 728 states and 2926 transitions. [2021-11-23 15:57:59,089 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 2926 transitions. [2021-11-23 15:57:59,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 15:57:59,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,112 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:59,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 730 states and 2928 transitions. [2021-11-23 15:57:59,148 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 2928 transitions. [2021-11-23 15:57:59,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 15:57:59,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,171 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:59,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 732 states and 2930 transitions. [2021-11-23 15:57:59,205 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 2930 transitions. [2021-11-23 15:57:59,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 15:57:59,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,234 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:57:59,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2933 states to 734 states and 2933 transitions. [2021-11-23 15:57:59,317 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 2933 transitions. [2021-11-23 15:57:59,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 15:57:59,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,341 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:57:59,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 736 states and 2936 transitions. [2021-11-23 15:57:59,417 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 2936 transitions. [2021-11-23 15:57:59,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 15:57:59,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,459 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:59,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 736 states and 2932 transitions. [2021-11-23 15:57:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 2932 transitions. [2021-11-23 15:57:59,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 15:57:59,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,537 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:59,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 738 states and 2935 transitions. [2021-11-23 15:57:59,555 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 2935 transitions. [2021-11-23 15:57:59,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 15:57:59,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,579 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 15:57:59,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 739 states and 2935 transitions. [2021-11-23 15:57:59,603 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 2935 transitions. [2021-11-23 15:57:59,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 15:57:59,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,627 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:59,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 740 states and 2935 transitions. [2021-11-23 15:57:59,651 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 2935 transitions. [2021-11-23 15:57:59,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 15:57:59,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,679 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 15:57:59,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 742 states and 2937 transitions. [2021-11-23 15:57:59,701 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 2937 transitions. [2021-11-23 15:57:59,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 15:57:59,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,762 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:59,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 744 states and 2957 transitions. [2021-11-23 15:57:59,817 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 2957 transitions. [2021-11-23 15:57:59,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 15:57:59,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,843 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:57:59,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 746 states and 2959 transitions. [2021-11-23 15:57:59,888 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 2959 transitions. [2021-11-23 15:57:59,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 15:57:59,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,915 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:57:59,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2961 states to 748 states and 2961 transitions. [2021-11-23 15:57:59,958 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 2961 transitions. [2021-11-23 15:57:59,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 15:57:59,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,985 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 750 states and 2964 transitions. [2021-11-23 15:58:00,073 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 2964 transitions. [2021-11-23 15:58:00,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 15:58:00,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:00,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 752 states and 2967 transitions. [2021-11-23 15:58:00,176 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 2967 transitions. [2021-11-23 15:58:00,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 15:58:00,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,200 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:00,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 752 states and 2963 transitions. [2021-11-23 15:58:00,257 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 2963 transitions. [2021-11-23 15:58:00,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 15:58:00,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,278 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:00,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 753 states and 2963 transitions. [2021-11-23 15:58:00,297 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 2963 transitions. [2021-11-23 15:58:00,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 15:58:00,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,325 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 15:58:00,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 755 states and 2965 transitions. [2021-11-23 15:58:00,346 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 2965 transitions. [2021-11-23 15:58:00,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 15:58:00,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,369 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:00,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 757 states and 2985 transitions. [2021-11-23 15:58:00,441 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 2985 transitions. [2021-11-23 15:58:00,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 15:58:00,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,464 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:00,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 759 states and 2987 transitions. [2021-11-23 15:58:00,506 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 2987 transitions. [2021-11-23 15:58:00,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 15:58:00,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,528 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 761 states and 2989 transitions. [2021-11-23 15:58:00,567 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 2989 transitions. [2021-11-23 15:58:00,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 15:58:00,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,590 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:00,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 763 states and 2992 transitions. [2021-11-23 15:58:00,679 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 2992 transitions. [2021-11-23 15:58:00,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 15:58:00,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,703 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:00,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2995 states to 765 states and 2995 transitions. [2021-11-23 15:58:00,780 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 2995 transitions. [2021-11-23 15:58:00,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 15:58:00,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,802 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:00,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 765 states and 2991 transitions. [2021-11-23 15:58:00,857 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 2991 transitions. [2021-11-23 15:58:00,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 15:58:00,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,886 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 15:58:00,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 767 states and 2994 transitions. [2021-11-23 15:58:00,906 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 2994 transitions. [2021-11-23 15:58:00,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 15:58:00,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,935 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 15:58:00,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 768 states and 2994 transitions. [2021-11-23 15:58:00,957 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 2994 transitions. [2021-11-23 15:58:00,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 15:58:00,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:01,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:01,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 770 states and 3014 transitions. [2021-11-23 15:58:01,054 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 3014 transitions. [2021-11-23 15:58:01,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 15:58:01,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:01,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:01,080 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:01,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:01,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 772 states and 3016 transitions. [2021-11-23 15:58:01,119 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 3016 transitions. [2021-11-23 15:58:01,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 15:58:01,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:01,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:01,142 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:01,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:01,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3018 states to 774 states and 3018 transitions. [2021-11-23 15:58:01,181 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 3018 transitions. [2021-11-23 15:58:01,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 15:58:01,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:01,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:01,203 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:01,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:01,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 776 states and 3021 transitions. [2021-11-23 15:58:01,321 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 3021 transitions. [2021-11-23 15:58:01,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 15:58:01,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:01,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:01,345 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:01,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:01,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 778 states and 3024 transitions. [2021-11-23 15:58:01,423 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 3024 transitions. [2021-11-23 15:58:01,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 15:58:01,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:01,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:01,444 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:01,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:01,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 778 states and 3020 transitions. [2021-11-23 15:58:01,497 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 3020 transitions. [2021-11-23 15:58:01,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 15:58:01,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:01,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:01,526 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 15:58:01,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:01,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 779 states and 3020 transitions. [2021-11-23 15:58:01,546 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 3020 transitions. [2021-11-23 15:58:01,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 15:58:01,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:01,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:01,571 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:01,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:01,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 781 states and 3040 transitions. [2021-11-23 15:58:01,637 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 3040 transitions. [2021-11-23 15:58:01,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 15:58:01,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:01,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:01,660 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:01,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:01,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 783 states and 3042 transitions. [2021-11-23 15:58:01,701 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 3042 transitions. [2021-11-23 15:58:01,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 15:58:01,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:01,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:01,723 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:01,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:01,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 785 states and 3044 transitions. [2021-11-23 15:58:01,764 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 3044 transitions. [2021-11-23 15:58:01,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 15:58:01,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:01,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:01,786 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:01,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:01,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 787 states and 3047 transitions. [2021-11-23 15:58:01,849 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 3047 transitions. [2021-11-23 15:58:01,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 15:58:01,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:01,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:01,878 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:01,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:01,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 789 states and 3050 transitions. [2021-11-23 15:58:01,942 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 3050 transitions. [2021-11-23 15:58:01,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 15:58:01,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:01,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:01,964 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:02,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 789 states and 3046 transitions. [2021-11-23 15:58:02,012 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 3046 transitions. [2021-11-23 15:58:02,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 15:58:02,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:02,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:02,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 791 states and 3066 transitions. [2021-11-23 15:58:02,106 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 3066 transitions. [2021-11-23 15:58:02,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 15:58:02,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:02,129 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:02,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 793 states and 3068 transitions. [2021-11-23 15:58:02,171 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 3068 transitions. [2021-11-23 15:58:02,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 15:58:02,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:02,191 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:02,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 795 states and 3070 transitions. [2021-11-23 15:58:02,221 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 3070 transitions. [2021-11-23 15:58:02,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 15:58:02,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:02,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:02,240 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:02,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 797 states and 3073 transitions. [2021-11-23 15:58:02,305 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 3073 transitions. [2021-11-23 15:58:02,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 15:58:02,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:02,335 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:02,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 799 states and 3076 transitions. [2021-11-23 15:58:02,404 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 3076 transitions. [2021-11-23 15:58:02,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 15:58:02,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:02,426 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:02,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 799 states and 3072 transitions. [2021-11-23 15:58:02,473 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 3072 transitions. [2021-11-23 15:58:02,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 15:58:02,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:02,501 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:02,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 801 states and 3092 transitions. [2021-11-23 15:58:02,561 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 3092 transitions. [2021-11-23 15:58:02,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 15:58:02,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:02,579 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:02,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 803 states and 3094 transitions. [2021-11-23 15:58:02,620 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 3094 transitions. [2021-11-23 15:58:02,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 15:58:02,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:02,643 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:02,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 805 states and 3096 transitions. [2021-11-23 15:58:02,676 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 3096 transitions. [2021-11-23 15:58:02,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 15:58:02,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:02,728 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:02,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 807 states and 3099 transitions. [2021-11-23 15:58:02,817 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 3099 transitions. [2021-11-23 15:58:02,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 15:58:02,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:02,843 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:02,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 809 states and 3102 transitions. [2021-11-23 15:58:02,913 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 3102 transitions. [2021-11-23 15:58:02,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 15:58:02,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:02,944 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:02,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 809 states and 3098 transitions. [2021-11-23 15:58:02,994 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 3098 transitions. [2021-11-23 15:58:02,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 15:58:02,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:03,012 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:03,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:03,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 811 states and 3118 transitions. [2021-11-23 15:58:03,082 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 3118 transitions. [2021-11-23 15:58:03,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 15:58:03,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:03,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:03,106 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:03,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:03,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3120 states to 813 states and 3120 transitions. [2021-11-23 15:58:03,149 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 3120 transitions. [2021-11-23 15:58:03,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 15:58:03,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:03,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:03,172 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:03,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:03,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3122 states to 815 states and 3122 transitions. [2021-11-23 15:58:03,214 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 3122 transitions. [2021-11-23 15:58:03,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 15:58:03,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:03,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:03,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:03,237 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:03,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:03,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 817 states and 3125 transitions. [2021-11-23 15:58:03,326 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 3125 transitions. [2021-11-23 15:58:03,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 15:58:03,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:03,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:03,352 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:03,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:03,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 819 states and 3128 transitions. [2021-11-23 15:58:03,447 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 3128 transitions. [2021-11-23 15:58:03,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 15:58:03,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:03,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:03,475 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:03,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:03,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 819 states and 3124 transitions. [2021-11-23 15:58:03,544 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 3124 transitions. [2021-11-23 15:58:03,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 15:58:03,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:03,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:03,571 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:03,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:03,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 821 states and 3144 transitions. [2021-11-23 15:58:03,664 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 3144 transitions. [2021-11-23 15:58:03,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 15:58:03,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:03,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:03,686 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:03,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:03,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 823 states and 3146 transitions. [2021-11-23 15:58:03,725 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 3146 transitions. [2021-11-23 15:58:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 15:58:03,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:03,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:03,752 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:03,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:03,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 825 states and 3148 transitions. [2021-11-23 15:58:03,798 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 3148 transitions. [2021-11-23 15:58:03,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 15:58:03,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:03,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:03,826 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:03,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:03,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 827 states and 3151 transitions. [2021-11-23 15:58:03,927 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 3151 transitions. [2021-11-23 15:58:03,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 15:58:03,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:03,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:03,953 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:04,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:04,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 829 states and 3154 transitions. [2021-11-23 15:58:04,018 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 3154 transitions. [2021-11-23 15:58:04,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 15:58:04,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:04,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:04,044 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:04,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:04,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 829 states and 3150 transitions. [2021-11-23 15:58:04,101 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 3150 transitions. [2021-11-23 15:58:04,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 15:58:04,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:04,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:04,126 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:04,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:04,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 831 states and 3170 transitions. [2021-11-23 15:58:04,178 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 3170 transitions. [2021-11-23 15:58:04,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 15:58:04,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:04,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:04,197 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:04,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:04,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 833 states and 3172 transitions. [2021-11-23 15:58:04,229 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 3172 transitions. [2021-11-23 15:58:04,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 15:58:04,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:04,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:04,249 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:04,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:04,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 835 states and 3174 transitions. [2021-11-23 15:58:04,318 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 3174 transitions. [2021-11-23 15:58:04,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 15:58:04,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:04,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:04,351 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:04,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:04,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 837 states and 3177 transitions. [2021-11-23 15:58:04,431 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 3177 transitions. [2021-11-23 15:58:04,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 15:58:04,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:04,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:04,460 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:04,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:04,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 839 states and 3180 transitions. [2021-11-23 15:58:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 3180 transitions. [2021-11-23 15:58:04,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 15:58:04,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:04,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:04,551 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:04,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:04,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 839 states and 3176 transitions. [2021-11-23 15:58:04,606 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 3176 transitions. [2021-11-23 15:58:04,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 15:58:04,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:04,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:04,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:04,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:04,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 841 states and 3196 transitions. [2021-11-23 15:58:04,703 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 3196 transitions. [2021-11-23 15:58:04,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 15:58:04,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:04,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:04,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:04,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 843 states and 3198 transitions. [2021-11-23 15:58:04,782 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 3198 transitions. [2021-11-23 15:58:04,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 15:58:04,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:04,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:04,806 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:04,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:04,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 845 states and 3200 transitions. [2021-11-23 15:58:04,854 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 3200 transitions. [2021-11-23 15:58:04,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 15:58:04,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:04,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:04,879 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:04,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:04,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 847 states and 3203 transitions. [2021-11-23 15:58:04,967 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 3203 transitions. [2021-11-23 15:58:04,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 15:58:04,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:04,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:05,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:05,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 849 states and 3206 transitions. [2021-11-23 15:58:05,074 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 3206 transitions. [2021-11-23 15:58:05,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 15:58:05,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:05,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:05,100 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:05,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:05,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 849 states and 3202 transitions. [2021-11-23 15:58:05,166 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 3202 transitions. [2021-11-23 15:58:05,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 15:58:05,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:05,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:05,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:05,196 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:05,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:05,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 851 states and 3222 transitions. [2021-11-23 15:58:05,285 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 3222 transitions. [2021-11-23 15:58:05,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 15:58:05,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:05,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:05,315 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:05,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:05,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 853 states and 3224 transitions. [2021-11-23 15:58:05,368 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 3224 transitions. [2021-11-23 15:58:05,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 15:58:05,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:05,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:05,395 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:05,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:05,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 855 states and 3226 transitions. [2021-11-23 15:58:05,452 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 3226 transitions. [2021-11-23 15:58:05,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 15:58:05,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:05,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:05,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:05,481 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:05,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:05,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 857 states and 3229 transitions. [2021-11-23 15:58:05,562 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 3229 transitions. [2021-11-23 15:58:05,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 15:58:05,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:05,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:05,582 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:05,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:05,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 859 states and 3232 transitions. [2021-11-23 15:58:05,653 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 3232 transitions. [2021-11-23 15:58:05,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 15:58:05,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:05,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:05,669 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:05,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:05,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 859 states and 3228 transitions. [2021-11-23 15:58:05,715 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 3228 transitions. [2021-11-23 15:58:05,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 15:58:05,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:05,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:05,744 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:05,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:05,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 861 states and 3248 transitions. [2021-11-23 15:58:05,840 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 3248 transitions. [2021-11-23 15:58:05,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 15:58:05,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:05,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:05,862 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:05,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:05,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 863 states and 3250 transitions. [2021-11-23 15:58:05,941 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 3250 transitions. [2021-11-23 15:58:05,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 15:58:05,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:05,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:05,966 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:06,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:06,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 865 states and 3252 transitions. [2021-11-23 15:58:06,018 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 3252 transitions. [2021-11-23 15:58:06,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 15:58:06,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:06,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:06,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:06,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 867 states and 3255 transitions. [2021-11-23 15:58:06,132 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 3255 transitions. [2021-11-23 15:58:06,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 15:58:06,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:06,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:06,160 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:06,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:06,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 869 states and 3258 transitions. [2021-11-23 15:58:06,232 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 3258 transitions. [2021-11-23 15:58:06,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 15:58:06,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:06,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:06,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:06,260 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:06,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:06,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3254 states to 869 states and 3254 transitions. [2021-11-23 15:58:06,318 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 3254 transitions. [2021-11-23 15:58:06,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 15:58:06,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:06,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:06,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:06,343 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:06,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:06,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 871 states and 3274 transitions. [2021-11-23 15:58:06,409 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 3274 transitions. [2021-11-23 15:58:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 15:58:06,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:06,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:06,431 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:06,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:06,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 873 states and 3276 transitions. [2021-11-23 15:58:06,475 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 3276 transitions. [2021-11-23 15:58:06,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 15:58:06,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:06,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:06,503 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:06,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:06,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 875 states and 3278 transitions. [2021-11-23 15:58:06,554 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 3278 transitions. [2021-11-23 15:58:06,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 15:58:06,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:06,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:06,578 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:06,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:06,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 877 states and 3281 transitions. [2021-11-23 15:58:06,655 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 3281 transitions. [2021-11-23 15:58:06,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 15:58:06,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:06,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:06,673 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:06,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:06,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 879 states and 3284 transitions. [2021-11-23 15:58:06,738 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 3284 transitions. [2021-11-23 15:58:06,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 15:58:06,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:06,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:06,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:06,755 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:06,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:06,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 879 states and 3280 transitions. [2021-11-23 15:58:06,797 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 3280 transitions. [2021-11-23 15:58:06,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 15:58:06,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:06,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:06,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:06,828 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:06,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:06,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 881 states and 3300 transitions. [2021-11-23 15:58:06,889 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 3300 transitions. [2021-11-23 15:58:06,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 15:58:06,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:06,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:06,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:06,911 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:06,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:06,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 883 states and 3302 transitions. [2021-11-23 15:58:06,948 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 3302 transitions. [2021-11-23 15:58:06,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 15:58:06,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:06,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:06,965 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:06,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:07,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 885 states and 3304 transitions. [2021-11-23 15:58:07,000 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 3304 transitions. [2021-11-23 15:58:07,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 15:58:07,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:07,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:07,017 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:07,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:07,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3307 states to 887 states and 3307 transitions. [2021-11-23 15:58:07,082 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 3307 transitions. [2021-11-23 15:58:07,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 15:58:07,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:07,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:07,109 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:07,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:07,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 889 states and 3310 transitions. [2021-11-23 15:58:07,187 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 3310 transitions. [2021-11-23 15:58:07,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 15:58:07,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:07,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:07,211 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:07,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:07,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 889 states and 3306 transitions. [2021-11-23 15:58:07,274 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 3306 transitions. [2021-11-23 15:58:07,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 15:58:07,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:07,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:07,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:07,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:07,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 891 states and 3326 transitions. [2021-11-23 15:58:07,392 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 3326 transitions. [2021-11-23 15:58:07,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 15:58:07,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:07,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:07,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:07,421 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:07,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:07,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 893 states and 3328 transitions. [2021-11-23 15:58:07,480 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 3328 transitions. [2021-11-23 15:58:07,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 15:58:07,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:07,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:07,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:07,510 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:07,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:07,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 895 states and 3330 transitions. [2021-11-23 15:58:07,569 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 3330 transitions. [2021-11-23 15:58:07,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 15:58:07,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:07,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:07,598 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:07,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:07,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 897 states and 3333 transitions. [2021-11-23 15:58:07,736 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 3333 transitions. [2021-11-23 15:58:07,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 15:58:07,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:07,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:07,764 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:07,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:07,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 899 states and 3336 transitions. [2021-11-23 15:58:07,850 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 3336 transitions. [2021-11-23 15:58:07,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 15:58:07,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:07,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:07,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:07,871 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:07,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:07,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 899 states and 3332 transitions. [2021-11-23 15:58:07,925 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 3332 transitions. [2021-11-23 15:58:07,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 15:58:07,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:07,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:07,946 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:08,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:08,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 901 states and 3352 transitions. [2021-11-23 15:58:08,016 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 3352 transitions. [2021-11-23 15:58:08,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 15:58:08,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:08,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:08,040 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:08,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:08,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 903 states and 3354 transitions. [2021-11-23 15:58:08,091 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 3354 transitions. [2021-11-23 15:58:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 15:58:08,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:08,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:08,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:08,120 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:08,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:08,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 905 states and 3356 transitions. [2021-11-23 15:58:08,158 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 3356 transitions. [2021-11-23 15:58:08,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 15:58:08,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:08,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:08,191 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:08,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 907 states and 3359 transitions. [2021-11-23 15:58:08,276 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 3359 transitions. [2021-11-23 15:58:08,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 15:58:08,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:08,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:08,297 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:08,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:08,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 909 states and 3362 transitions. [2021-11-23 15:58:08,358 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 3362 transitions. [2021-11-23 15:58:08,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 15:58:08,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:08,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:08,379 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:08,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:08,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 909 states and 3358 transitions. [2021-11-23 15:58:08,437 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 3358 transitions. [2021-11-23 15:58:08,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 15:58:08,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:08,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:08,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:08,460 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:08,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:08,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 911 states and 3378 transitions. [2021-11-23 15:58:08,524 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 3378 transitions. [2021-11-23 15:58:08,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 15:58:08,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:08,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:08,550 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:08,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:08,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 913 states and 3380 transitions. [2021-11-23 15:58:08,609 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 3380 transitions. [2021-11-23 15:58:08,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 15:58:08,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:08,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:08,632 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:08,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:08,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 915 states and 3382 transitions. [2021-11-23 15:58:08,694 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 3382 transitions. [2021-11-23 15:58:08,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 15:58:08,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:08,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:08,720 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:08,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:08,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 917 states and 3385 transitions. [2021-11-23 15:58:08,809 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 3385 transitions. [2021-11-23 15:58:08,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 15:58:08,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:08,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:08,839 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:08,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:08,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 919 states and 3388 transitions. [2021-11-23 15:58:08,900 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 3388 transitions. [2021-11-23 15:58:08,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 15:58:08,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:08,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:08,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:08,917 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:08,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:08,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 919 states and 3384 transitions. [2021-11-23 15:58:08,960 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 3384 transitions. [2021-11-23 15:58:08,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 15:58:08,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:08,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:08,981 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:09,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:09,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 921 states and 3404 transitions. [2021-11-23 15:58:09,043 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 3404 transitions. [2021-11-23 15:58:09,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 15:58:09,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:09,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:09,062 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:09,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:09,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 923 states and 3406 transitions. [2021-11-23 15:58:09,101 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 3406 transitions. [2021-11-23 15:58:09,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 15:58:09,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:09,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:09,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:09,122 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:09,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:09,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 925 states and 3408 transitions. [2021-11-23 15:58:09,182 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 3408 transitions. [2021-11-23 15:58:09,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 15:58:09,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:09,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:09,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:09,203 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:09,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:09,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3411 states to 927 states and 3411 transitions. [2021-11-23 15:58:09,269 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 3411 transitions. [2021-11-23 15:58:09,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 15:58:09,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:09,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:09,305 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:09,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:09,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 929 states and 3414 transitions. [2021-11-23 15:58:09,405 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 3414 transitions. [2021-11-23 15:58:09,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 15:58:09,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:09,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:09,428 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:09,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:09,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3410 states to 929 states and 3410 transitions. [2021-11-23 15:58:09,471 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 3410 transitions. [2021-11-23 15:58:09,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 15:58:09,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:09,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:09,489 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:09,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:09,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 931 states and 3412 transitions. [2021-11-23 15:58:09,528 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 3412 transitions. [2021-11-23 15:58:09,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 15:58:09,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:09,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:09,550 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:09,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 933 states and 3414 transitions. [2021-11-23 15:58:09,595 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 3414 transitions. [2021-11-23 15:58:09,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 15:58:09,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:09,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:09,618 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:09,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:09,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 935 states and 3417 transitions. [2021-11-23 15:58:09,695 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 3417 transitions. [2021-11-23 15:58:09,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 15:58:09,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:09,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:09,730 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:09,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:09,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 937 states and 3420 transitions. [2021-11-23 15:58:09,820 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 3420 transitions. [2021-11-23 15:58:09,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 15:58:09,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:09,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:09,845 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:09,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:09,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 937 states and 3416 transitions. [2021-11-23 15:58:09,900 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 3416 transitions. [2021-11-23 15:58:09,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 15:58:09,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:09,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:09,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:09,928 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:09,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:09,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 939 states and 3418 transitions. [2021-11-23 15:58:09,977 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 3418 transitions. [2021-11-23 15:58:09,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 15:58:09,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:09,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:10,007 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:10,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:10,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 941 states and 3420 transitions. [2021-11-23 15:58:10,058 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 3420 transitions. [2021-11-23 15:58:10,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 15:58:10,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:10,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:10,079 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:10,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:10,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 943 states and 3423 transitions. [2021-11-23 15:58:10,163 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 3423 transitions. [2021-11-23 15:58:10,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 15:58:10,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:10,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:10,187 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:10,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:10,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 945 states and 3426 transitions. [2021-11-23 15:58:10,256 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 3426 transitions. [2021-11-23 15:58:10,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 15:58:10,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:10,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:10,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:10,283 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:10,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:10,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 945 states and 3422 transitions. [2021-11-23 15:58:10,340 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 3422 transitions. [2021-11-23 15:58:10,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 15:58:10,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:10,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:10,358 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:10,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:10,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 947 states and 3424 transitions. [2021-11-23 15:58:10,399 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 3424 transitions. [2021-11-23 15:58:10,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 15:58:10,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:10,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:10,428 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:10,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:10,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 949 states and 3426 transitions. [2021-11-23 15:58:10,473 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 3426 transitions. [2021-11-23 15:58:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 15:58:10,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:10,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:10,494 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:10,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:10,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3429 states to 951 states and 3429 transitions. [2021-11-23 15:58:10,562 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 3429 transitions. [2021-11-23 15:58:10,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 15:58:10,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:10,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:10,583 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:10,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:10,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 953 states and 3432 transitions. [2021-11-23 15:58:10,644 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 3432 transitions. [2021-11-23 15:58:10,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 15:58:10,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:10,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:10,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:10,674 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:10,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:10,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 953 states and 3428 transitions. [2021-11-23 15:58:10,719 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 3428 transitions. [2021-11-23 15:58:10,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 15:58:10,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:10,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:10,737 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:10,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:10,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 955 states and 3430 transitions. [2021-11-23 15:58:10,783 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 3430 transitions. [2021-11-23 15:58:10,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 15:58:10,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:10,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:10,807 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:10,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:10,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 957 states and 3432 transitions. [2021-11-23 15:58:10,848 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 3432 transitions. [2021-11-23 15:58:10,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 15:58:10,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:10,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:10,882 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:10,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:10,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 959 states and 3435 transitions. [2021-11-23 15:58:10,988 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 3435 transitions. [2021-11-23 15:58:10,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 15:58:10,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:10,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:11,016 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:11,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:11,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 961 states and 3438 transitions. [2021-11-23 15:58:11,077 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 3438 transitions. [2021-11-23 15:58:11,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 15:58:11,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:11,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:11,099 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:11,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:11,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 961 states and 3434 transitions. [2021-11-23 15:58:11,143 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 3434 transitions. [2021-11-23 15:58:11,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 15:58:11,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:11,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:11,162 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:11,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:11,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 963 states and 3436 transitions. [2021-11-23 15:58:11,233 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 3436 transitions. [2021-11-23 15:58:11,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 15:58:11,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:11,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:11,261 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:11,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:11,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 965 states and 3438 transitions. [2021-11-23 15:58:11,318 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 3438 transitions. [2021-11-23 15:58:11,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 15:58:11,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:11,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:11,350 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:11,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:11,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 967 states and 3441 transitions. [2021-11-23 15:58:11,443 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 3441 transitions. [2021-11-23 15:58:11,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 15:58:11,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:11,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:11,471 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:11,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:11,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 969 states and 3444 transitions. [2021-11-23 15:58:11,553 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 3444 transitions. [2021-11-23 15:58:11,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 15:58:11,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:11,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:11,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:11,579 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:11,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:11,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 969 states and 3440 transitions. [2021-11-23 15:58:11,645 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 3440 transitions. [2021-11-23 15:58:11,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 15:58:11,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:11,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:11,673 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:11,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:11,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 971 states and 3444 transitions. [2021-11-23 15:58:11,731 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 3444 transitions. [2021-11-23 15:58:11,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 15:58:11,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:11,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:11,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:11,764 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:11,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:11,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 973 states and 3446 transitions. [2021-11-23 15:58:11,833 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 3446 transitions. [2021-11-23 15:58:11,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 15:58:11,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:11,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:11,863 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:11,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:11,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 975 states and 3449 transitions. [2021-11-23 15:58:11,935 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 3449 transitions. [2021-11-23 15:58:11,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 15:58:11,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:11,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:11,955 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:12,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:12,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 977 states and 3452 transitions. [2021-11-23 15:58:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 3452 transitions. [2021-11-23 15:58:12,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 15:58:12,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:12,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:12,036 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:12,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:12,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 977 states and 3448 transitions. [2021-11-23 15:58:12,080 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 3448 transitions. [2021-11-23 15:58:12,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 15:58:12,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:12,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:12,098 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:12,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:12,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 978 states and 3442 transitions. [2021-11-23 15:58:12,127 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 3442 transitions. [2021-11-23 15:58:12,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 15:58:12,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:12,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:12,160 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:12,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:12,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 980 states and 3444 transitions. [2021-11-23 15:58:12,217 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 3444 transitions. [2021-11-23 15:58:12,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 15:58:12,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:12,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:12,244 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:12,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:12,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3447 states to 982 states and 3447 transitions. [2021-11-23 15:58:12,326 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 3447 transitions. [2021-11-23 15:58:12,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 15:58:12,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:12,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:12,352 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:12,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:12,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 984 states and 3450 transitions. [2021-11-23 15:58:12,412 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 3450 transitions. [2021-11-23 15:58:12,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 15:58:12,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:12,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:12,434 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:12,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:12,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 984 states and 3446 transitions. [2021-11-23 15:58:12,487 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 3446 transitions. [2021-11-23 15:58:12,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 15:58:12,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:12,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:12,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:12,507 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:12,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:12,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 986 states and 3449 transitions. [2021-11-23 15:58:12,590 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 3449 transitions. [2021-11-23 15:58:12,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 15:58:12,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:12,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:12,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:12,610 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:12,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:12,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 987 states and 3450 transitions. [2021-11-23 15:58:12,665 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 3450 transitions. [2021-11-23 15:58:12,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 15:58:12,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:12,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:12,689 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:12,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:12,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 989 states and 3452 transitions. [2021-11-23 15:58:12,738 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 3452 transitions. [2021-11-23 15:58:12,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 15:58:12,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:12,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:12,765 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:12,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:12,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 991 states and 3455 transitions. [2021-11-23 15:58:12,840 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 3455 transitions. [2021-11-23 15:58:12,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 15:58:12,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:12,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:12,867 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:12,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:12,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 993 states and 3458 transitions. [2021-11-23 15:58:12,934 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 3458 transitions. [2021-11-23 15:58:12,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 15:58:12,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:12,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:12,958 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:13,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 993 states and 3454 transitions. [2021-11-23 15:58:13,009 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 3454 transitions. [2021-11-23 15:58:13,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 15:58:13,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:13,049 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:13,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 993 states and 3446 transitions. [2021-11-23 15:58:13,108 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 3446 transitions. [2021-11-23 15:58:13,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 15:58:13,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:13,138 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:13,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 995 states and 3450 transitions. [2021-11-23 15:58:13,199 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 3450 transitions. [2021-11-23 15:58:13,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 15:58:13,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:13,224 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:13,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 997 states and 3453 transitions. [2021-11-23 15:58:13,338 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 3453 transitions. [2021-11-23 15:58:13,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 15:58:13,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:13,371 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:13,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 999 states and 3456 transitions. [2021-11-23 15:58:13,438 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 3456 transitions. [2021-11-23 15:58:13,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 15:58:13,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:13,456 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:13,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 999 states and 3452 transitions. [2021-11-23 15:58:13,500 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 3452 transitions. [2021-11-23 15:58:13,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 15:58:13,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:13,525 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:13,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1001 states and 3454 transitions. [2021-11-23 15:58:13,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 3454 transitions. [2021-11-23 15:58:13,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 15:58:13,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:13,583 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:13,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 1003 states and 3458 transitions. [2021-11-23 15:58:13,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 3458 transitions. [2021-11-23 15:58:13,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 15:58:13,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:13,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:13,639 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:13,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3461 states to 1005 states and 3461 transitions. [2021-11-23 15:58:13,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 3461 transitions. [2021-11-23 15:58:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 15:58:13,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:13,736 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:13,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 1005 states and 3457 transitions. [2021-11-23 15:58:13,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 3457 transitions. [2021-11-23 15:58:13,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 15:58:13,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:13,813 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:13,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 1007 states and 3460 transitions. [2021-11-23 15:58:13,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 3460 transitions. [2021-11-23 15:58:13,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 15:58:13,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:13,875 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:13,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3461 states to 1008 states and 3461 transitions. [2021-11-23 15:58:13,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 3461 transitions. [2021-11-23 15:58:13,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 15:58:13,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:13,962 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:13,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 1010 states and 3464 transitions. [2021-11-23 15:58:13,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 3464 transitions. [2021-11-23 15:58:13,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 15:58:13,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,025 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:14,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 1012 states and 3468 transitions. [2021-11-23 15:58:14,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 3468 transitions. [2021-11-23 15:58:14,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 15:58:14,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,084 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:14,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 1012 states and 3464 transitions. [2021-11-23 15:58:14,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 3464 transitions. [2021-11-23 15:58:14,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 15:58:14,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,160 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:14,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 1014 states and 3468 transitions. [2021-11-23 15:58:14,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 3468 transitions. [2021-11-23 15:58:14,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 15:58:14,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:58:14,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 1015 states and 3468 transitions. [2021-11-23 15:58:14,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 3468 transitions. [2021-11-23 15:58:14,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 15:58:14,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,257 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:14,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 1016 states and 3469 transitions. [2021-11-23 15:58:14,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 3469 transitions. [2021-11-23 15:58:14,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 15:58:14,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,340 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:14,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1018 states and 3472 transitions. [2021-11-23 15:58:14,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 3472 transitions. [2021-11-23 15:58:14,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 15:58:14,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,396 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:14,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 1018 states and 3468 transitions. [2021-11-23 15:58:14,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 3468 transitions. [2021-11-23 15:58:14,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 15:58:14,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,467 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:14,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1020 states and 3472 transitions. [2021-11-23 15:58:14,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 3472 transitions. [2021-11-23 15:58:14,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 15:58:14,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,515 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 15:58:14,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 1021 states and 3473 transitions. [2021-11-23 15:58:14,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 3473 transitions. [2021-11-23 15:58:14,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 15:58:14,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,557 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 1022 states and 3474 transitions. [2021-11-23 15:58:14,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 3474 transitions. [2021-11-23 15:58:14,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 15:58:14,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,604 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:14,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 1024 states and 3477 transitions. [2021-11-23 15:58:14,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 3477 transitions. [2021-11-23 15:58:14,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 15:58:14,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,668 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 15:58:14,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1025 states and 3478 transitions. [2021-11-23 15:58:14,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 3478 transitions. [2021-11-23 15:58:14,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 15:58:14,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,714 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:14,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1027 states and 3480 transitions. [2021-11-23 15:58:14,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 3480 transitions. [2021-11-23 15:58:14,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 15:58:14,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,773 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 15:58:14,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 1029 states and 3482 transitions. [2021-11-23 15:58:14,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 3482 transitions. [2021-11-23 15:58:14,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 15:58:14,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,813 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:14,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1031 states and 3485 transitions. [2021-11-23 15:58:14,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 3485 transitions. [2021-11-23 15:58:14,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 15:58:14,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,872 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:14,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1032 states and 3485 transitions. [2021-11-23 15:58:14,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 3485 transitions. [2021-11-23 15:58:14,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 15:58:14,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,931 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 15:58:14,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3487 states to 1034 states and 3487 transitions. [2021-11-23 15:58:14,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 3487 transitions. [2021-11-23 15:58:14,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 15:58:14,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,971 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 15:58:15,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:15,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 1036 states and 3490 transitions. [2021-11-23 15:58:15,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 3490 transitions. [2021-11-23 15:58:15,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 15:58:15,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:15,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:15,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:15,034 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:15,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:15,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 1037 states and 3490 transitions. [2021-11-23 15:58:15,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 3490 transitions. [2021-11-23 15:58:15,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 15:58:15,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:15,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:15,089 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 15:58:15,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:15,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 1038 states and 3490 transitions. [2021-11-23 15:58:15,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 3490 transitions. [2021-11-23 15:58:15,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 15:58:15,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:15,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:15,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:15,142 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 15:58:15,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:15,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 181 states and 255 transitions. [2021-11-23 15:58:15,177 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 255 transitions. [2021-11-23 15:58:15,177 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 15:58:15,178 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 386 iterations. [2021-11-23 15:58:15,189 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 15:58:16,038 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-23 15:58:16,049 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2021-11-23 15:58:16,051 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 15:58:16,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 03:58:16 ImpRootNode [2021-11-23 15:58:16,052 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 15:58:16,052 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 15:58:16,053 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 15:58:16,053 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 15:58:16,053 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:27" (3/4) ... [2021-11-23 15:58:16,056 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 15:58:16,084 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-23 15:58:16,084 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 15:58:16,084 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 15:58:16,085 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 15:58:16,116 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/witness.graphml [2021-11-23 15:58:16,117 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 15:58:16,117 INFO L158 Benchmark]: Toolchain (without parser) took 52959.00ms. Allocated memory was 92.3MB in the beginning and 931.1MB in the end (delta: 838.9MB). Free memory was 50.4MB in the beginning and 425.5MB in the end (delta: -375.1MB). Peak memory consumption was 463.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:16,118 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory was 47.6MB in the beginning and 47.5MB in the end (delta: 70.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:16,118 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1259.04ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 50.3MB in the beginning and 69.7MB in the end (delta: -19.4MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:16,119 INFO L158 Benchmark]: Boogie Procedure Inliner took 189.31ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 46.1MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:16,119 INFO L158 Benchmark]: Boogie Preprocessor took 196.52ms. Allocated memory was 117.4MB in the beginning and 174.1MB in the end (delta: 56.6MB). Free memory was 46.1MB in the beginning and 114.1MB in the end (delta: -68.1MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:16,120 INFO L158 Benchmark]: RCFGBuilder took 2382.08ms. Allocated memory was 174.1MB in the beginning and 308.3MB in the end (delta: 134.2MB). Free memory was 114.1MB in the beginning and 212.1MB in the end (delta: -98.0MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:16,120 INFO L158 Benchmark]: CodeCheck took 48858.32ms. Allocated memory was 308.3MB in the beginning and 931.1MB in the end (delta: 622.9MB). Free memory was 212.1MB in the beginning and 429.7MB in the end (delta: -217.6MB). Peak memory consumption was 404.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:16,120 INFO L158 Benchmark]: Witness Printer took 64.33ms. Allocated memory is still 931.1MB. Free memory was 429.7MB in the beginning and 425.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:16,123 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 47.9s, OverallIterations: 386, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1090857 SdHoareTripleChecker+Valid, 1860.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 948149 mSDsluCounter, 1751239 SdHoareTripleChecker+Invalid, 1541.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1561238 mSDsCounter, 257364 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1460648 IncrementalHoareTripleChecker+Invalid, 1718012 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 257364 mSolverCounterUnsat, 190001 mSDtfsCounter, 1460648 mSolverCounterSat, 26.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 456730 GetRequests, 452891 SyntacticMatches, 3499 SemanticMatches, 340 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111169 ImplicationChecksByTransitivity, 20.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.8s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 6.7s InterpolantComputationTime, 20920 NumberOfCodeBlocks, 20920 NumberOfCodeBlocksAsserted, 385 NumberOfCheckSat, 20535 ConstructedInterpolants, 0 QuantifiedInterpolants, 49587 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 385 InterpolantComputations, 369 PerfectInterpolantSequences, 7054/7289 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1256]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: q == 0 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: (((((this_m_conn_data_listener == 0 && this_m_delta == 1) && 2 == q) && this_m_conn == 0) || (((this_m_conn_data_listener == 0 && this_m_delta == 1) && q == 4) && this_m_conn == 1)) || q == 0) || (((this_m_delta == 1 && 3 == q) && this_m_conn_data_listener == 1) && this_m_conn == 1) - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory was 47.6MB in the beginning and 47.5MB in the end (delta: 70.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1259.04ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 50.3MB in the beginning and 69.7MB in the end (delta: -19.4MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 189.31ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 46.1MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 196.52ms. Allocated memory was 117.4MB in the beginning and 174.1MB in the end (delta: 56.6MB). Free memory was 46.1MB in the beginning and 114.1MB in the end (delta: -68.1MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * RCFGBuilder took 2382.08ms. Allocated memory was 174.1MB in the beginning and 308.3MB in the end (delta: 134.2MB). Free memory was 114.1MB in the beginning and 212.1MB in the end (delta: -98.0MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * CodeCheck took 48858.32ms. Allocated memory was 308.3MB in the beginning and 931.1MB in the end (delta: 622.9MB). Free memory was 212.1MB in the beginning and 429.7MB in the end (delta: -217.6MB). Peak memory consumption was 404.2MB. Max. memory is 16.1GB. * Witness Printer took 64.33ms. Allocated memory is still 931.1MB. Free memory was 429.7MB in the beginning and 425.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 15:58:16,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb0dc6e4-f82f-4e60-9810-6d025f19c20b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE